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  3. Hardline Coax

Hardline Coax

Hardline coax lossis rigid coax yog hais txog ib hom coaxial cable uas yog tsim los nrog cov khoom siv sab nraud, uas muab cov qib siab tiv thaiv kev cuam tshuam ntawm electromagnetic cuam tshuam. Tus neeg xyuas pib nruj yog feem ntau ua los ntawm tooj liab lossis txhuas thiab encases ib coaxial center conductor, uas nqa lub teeb liab.

 

Saib peb 10kW AM transmitter ntawm qhov chaw tsim kho video series hauv Cabanatuan, Philippines:

 

 

Hardline coax feem ntau yog siv rau hauv high-power RF thiab microwave daim ntawv thov, xws li xov tooj cua thiab TV tshaj tawm, xov tooj ntawm tes, thiab radar systems. Nws kuj yog siv rau kev sib txuas cov khoom siv hauv chav kuaj thiab chaw tsim khoom, qhov chaw muaj kev ntseeg siab thiab tsis tshua muaj teeb liab poob yog qhov tseem ceeb.

 

Qee lub ntsiab lus ntawm Hardline coax muaj xws li nruj coax, cua dielectric coax, thiab kis kab. Cov ntsiab lus no feem ntau siv sib hloov pauv hauv kev lag luam thiab xa mus rau coaxial cables uas muaj qhov ruaj khov, nruj kev tsim kho, thiab muab kev sib kis tsawg ntawm cov teeb liab ntau zaus nyob rau qhov ntev. Lub npe "Hardline" qhia ib tug nruj txheej neeg xyuas pib thiab lub npe "coax" yog hais txog lub coaxial tsim ntawm lub cable, nyob rau hauv uas ib tug puab conductor yog surrounded los ntawm ib tug txheej conductor sib cais los ntawm ib tug dielectric khoom.

 

Lub sab nrauv tus neeg xyuas pib ntawm hardline coax muab ntau qhov zoo. Ua ntej, nws muab kev tiv thaiv zoo heev tiv thaiv kev cuam tshuam ntawm electromagnetic, uas tuaj yeem cuam tshuam lossis degrade lub teeb liab nyob rau hauv ib txwm coaxial cables. Qhov thib ob, nws tso cai rau kev xa hluav taws xob ntau dua li cov kab hluav taws xob coaxial ib txwm muaj, vim tias lub tsho hlau ruaj khov tuaj yeem tuav cov dej ntws ntau dua yam tsis muaj cua sov. Thib peb, nws cov yam ntxwv qis qis kom ntseeg tau tias lub teeb liab mus ntxiv yam tsis muaj degradation.

 

Hardline coax feem ntau kim dua thiab nyuaj rau kev ua haujlwm nrog ntau dua li cov coaxial cables ib txwm siv vim nws xav tau tshwj xeeb txuas thiab cov cuab yeej rau kev teeb tsa. Txawm li cas los xij, nws cov txiaj ntsig ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas muaj kev ntseeg siab, tsis tshua muaj teeb liab, thiab kev xa hluav taws xob siab yog qhov tseem ceeb.

Dab tsi yog cov terminologies ntawm hardline coax?
1. Coaxial Cable: Ib hom kab hluav taws xob uas qhov chaw tus neeg xyuas pib yog ib puag ncig los ntawm cov khoom siv insulating, uas nyob rau hauv lem yog surrounded los ntawm ib tug hlau thaiv. Cov ntaub thaiv npog thiab nruab nrab tus neeg xyuas pib yog sib cais los ntawm cov khoom siv dielectric.

2. Hardline Coax: Ib hom coaxial cable uas muaj ib tug nruj txheej neeg xyuas pib ua los ntawm tooj liab los yog txhuas.

3. Coax Connector: Ib qho txuas siv los koom nrog ob ntu ntawm coaxial cable ua ke.

4. N-hom Connector: Ib hom coax connector nrog threaded coupling uas feem ntau siv nyob rau hauv RF thiab microwave daim ntaub ntawv.

5. F-hom Connector: Ib hom coax connector siv rau TV thiab satellite teeb liab kis.

6. Kev cuam tshuam: Tag nrho qhov kev tawm tsam tau nthuav tawm rau lub teeb liab los ntawm lub voj voog, suav nrog qhov tsis kam, inductance, thiab capacitance.

7. Dielectric tsis tu ncua: Tus nqi uas piav qhia txog lub peev xwm ntawm cov khoom siv los khaws cov hluav taws xob hauv hluav taws xob.

8. Attenuation: Qhov txo qis hauv lub teeb liab lub zog thaum nws mus los ntawm qhov nruab nrab ntawm qhov kev ncua deb.

9. dB: Decibels, ib chav tsev siv los qhia qhov sib txawv ntawm ob theem teeb liab.

10. Kev Tshaj Tawm Tshaj Tawm: Tus nqi uas piav qhia sai npaum li cas lub teeb liab taug kev los ntawm qhov nruab nrab.

11. Jacket: Cov txheej txheej sab nraud ntawm lub cable uas tiv thaiv cov khoom sab hauv los ntawm kev puas tsuaj.

12. Cov ntaub thaiv npog: Ib txheej hlau nyob ib puag ncig ib lub cable uas tiv thaiv kev cuam tshuam los ntawm hluav taws xob hluav taws xob.

13. Capacitance: Lub peev xwm ntawm lub cable los khaws cov nqi hluav taws xob, ntsuas hauv picofarads ib ko taw.

14. Kev tuav fais fab: Lub peev xwm ntawm lub cable los tuav thiab xa cov teeb liab siab zog yam tsis muaj cable overheating, melting los yog puas.

15. Kev ntsuas hluav taws xob: Qhov siab tshaj plaws voltage uas ib lub cable tuaj yeem tiv taus ua ntej nws tawg, ntsuas hauv volts.

16. Ntau zaus: Qhov ntau ntawm cov frequencies uas ib lub cable tuaj yeem ua haujlwm yam tsis muaj kev cuam tshuam loj lossis cuam tshuam. Nws feem ntau qhia hauv Hertz (Hz).

17. Crosstalk: Kev cuam tshuam los ntawm ib lub cable mus rau lwm lub cable thaum lawv muab tso rau hauv qhov sib ze, ua rau muaj teeb meem cuam tshuam.

18. Waveguide: Ib hom kab sib kis uas siv los coj cov hluav taws xob tsis sib xws hauv microwave thiab RF daim ntawv thov.

19. Dielectric zog: Qhov siab tshaj plaws hluav taws xob uas cov khoom siv dielectric tuaj yeem tiv taus ua ntej nws tawg, qhia hauv volts ib nti.

20. Insertion poob: Qhov txo qis hauv lub teeb liab lub zog vim yog qhov ntxig ntawm cov khoom siv, xws li cov khoom sib txuas, hauv txoj kev sib kis.

21. SWR (Standing Wave Ratio): Qhov piv ntawm qhov siab tshaj plaws mus rau qhov tsawg kawg nkaus amplitudes ntawm ib lub yoj sawv ntsug uas muaj nyob rau ntawm kab sib kis.

22. Bandwidth: Qhov ntau ntawm cov zaus uas lub cable lossis lub kaw lus tuaj yeem txhawb nqa nrog lub zog muab qib thiab kev sib kis tau zoo.

23. VSWR (Voltage Standing Wave Ratio): Ib qho kev ntsuas zoo npaum li cas cov kab kis tau zoo sib xws rau qhov impedance ntawm cov khoom siv thiab cov khoom siv lossis cov khoom siv.

24. Theem Ceev: Qhov ceev ntawm lub wavefront propagates los ntawm ib tug kis tau tus mob kab, ntsuas nyob rau hauv meters ib ob.

25. Lossis: Tus nqi ntawm lub teeb liab lub zog uas ploj mus thaum nws mus txog qhov ntev ntawm ib lub cable, ntsuas hauv dB ib 'meter'.

26. Kev txiav tawm zaus: Cov zaus hauv qab no uas tag nrho lwm cov zaus muaj lawv qhov kev nthuav tawm tau zoo heev. Nws nyob ntawm tus qauv ntawm coaxial cable thiab cov khoom siv dielectric.

27. Cov nyhuv ntawm daim tawv nqaij: Txoj kev nyiam ntawm high-frequency signals mus los ntawm cheeb tsam sab nraud ntawm tus neeg xyuas pib.

28. Rov Los Loss: Qhov piv ntawm lub zog ntawm lub teeb liab tau rov qab mus rau qhov chaw vim impedance mismatch, qhia hauv decibels.

29. Zaus teb: Qhov txawv ntawm qhov loj thiab theem ntawm lub teeb liab raws li nws dhau los ntawm ib qho system dhau ntawm ntau zaus.

30. Lub Sij Hawm Ncua: Lub sij hawm npaum li cas nws yuav siv sij hawm rau ib lub teeb liab kom nthuav tawm los ntawm kev sib kis kab. Nws tuaj yeem cuam tshuam los ntawm coaxial cable qhov nrawm ntawm kev nthuav tawm.

31. Crosstalk Attenuation: Tus nqi ntawm attenuation ntawm ib lub teeb liab los ntawm ib tug cable mus rau lwm vim crosstalk.

32. Cable Ntev: Lub cev ntev ntawm lub cable, uas tuaj yeem cuam tshuam cov teeb liab lub zog, attenuation, thiab crosstalk.

33. conductivity: Lub peev xwm ntawm cov khoom siv los ua hluav taws xob tam sim no. High conductivity yog ntshaw rau sab nrauv ntawm ib tug Hardline coaxial cable.

34. Kev Tiv Thaiv Kev Tiv Thaiv: Lub peev xwm ntawm cov ntaub thaiv npog cable tiv thaiv electromagnetic cuam tshuam los ntawm kev cuam tshuam cov teeb liab kis.

35. Insertion poob: Qhov poob ntawm lub hwj chim uas tshwm sim thaum lub cuab yeej, xws li ib qho txuas lossis splitter, tau muab tso rau hauv coaxial cable kis tau tus mob.

Cov ntsiab lus no tseem ceeb rau kev nkag siab cov yam ntxwv thiab kev ua haujlwm ntawm Hardline coax. Piv txwv li, cov neeg xyuas pib nruj thiab cov ntaub thaiv npog muab kev tiv thaiv zoo heev tiv thaiv electromagnetic cuam tshuam, uas tuaj yeem yog qhov tseem ceeb tshwj xeeb hauv kev siv hluav taws xob RF thiab microwave. Kev paub txog qhov impedance thiab attenuation yam ntxwv ntawm lub cable tuaj yeem pab xyuas kom meej tias nws sib haum nrog lwm yam hauv lub cev. Lub dielectric qhov tsis tu ncua thiab capacitance qhov tseem ceeb tuaj yeem cuam tshuam rau cov teeb liab zoo thiab kev sib kis deb. Los ntawm kev nkag siab tob txog cov ntsiab lus tseem ceeb no, nws yooj yim los ntsuas qhov kev ua tau zoo thiab kev ntseeg tau.
Vim li cas hardline coax tseem ceeb rau kev tshaj tawm xov tooj cua?
Hardline coaxial cables yog siv nyob rau hauv kev tshaj tawm feem ntau rau lawv lub peev xwm los tuav lub zog siab, siab zaus teeb liab hla kev deb nrog tsawg tsawg thiab cuam tshuam. Hauv cov xov tooj cua tshaj tawm xov tooj cua tshaj tawm xov tooj cua, Hardline coax yog qhov tseem ceeb rau kev muab kev xa xov zoo thiab txais xov tooj cua.

Thaum lub sij hawm xa xov tooj cua, lub coaxial cable yuav tsum tau nqa lub xov tooj cua zaus (RF) teeb liab los ntawm lub transmitter mus rau lub kav hlau txais xov. Nyob rau tib lub sijhawm, nws tseem yuav tsum tiv thaiv lub teeb liab los ntawm kev cuam tshuam thiab lub suab nrov uas tuaj yeem ua rau lub teeb liab tsis zoo thiab txo qhov kev sib kis. Cov kws tshaj lij xov tooj cua tshaj tawm xov tooj cua yuav tsum xyuas kom meej tias lawv cov kab ke sib kis tau tsawg kawg nkaus, kev sib raug zoo impedance, thiab txhim khu kev ntseeg ruaj khov, thiab tag nrho cov kev cai no tuaj yeem ua tau raws li qhov zoo ntawm Hardline coax.

Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm Hardline coax yog nws cov khoom siv sab nraud, uas muab kev tiv thaiv zoo tshaj plaws tiv thaiv kev cuam tshuam electromagnetic. Cov ntaub thaiv npog tiv thaiv cov khoom sab hauv ntawm coaxial cable los ntawm ib puag ncig yam uas tuaj yeem ua rau lub teeb liab poob lossis tsis zoo teeb liab. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov xov tooj cua tshaj tawm xov xwm tshaj lij vim lawv feem ntau nyob hauv thaj chaw uas muaj kev pheej hmoo siab ntawm kev cuam tshuam los ntawm lwm yam khoom siv lossis lwm yam xws li xob laim.

Hardline coax cables yog tsim los tswj cov teeb liab siab zog yam tsis muaj cua sov los yog yaj. Cov khoom siv sab nraud ntawm Hardline coax muaj peev xwm ua kom cov cua sov dissipating los ntawm kev xa hluav taws xob siab, txo qhov kev pheej hmoo ntawm kev puas tsuaj rau cov cable. Qhov no yog qhov tseem ceeb rau cov xov tooj cua tshaj tawm xov tooj cua, vim tias muaj kev cuam tshuam hauv kev xa xov hluav taws xob tuaj yeem ua rau lub sijhawm tshaj tawm, uas tuaj yeem cuam tshuam rau lawv cov mloog thiab cov nyiaj tau los.

Tsis tas li ntawd, cov khoom zoo Hardline coax cables yog tsim los tswj cov yam ntxwv ntawm impedance, uas yog ib qho tseem ceeb rau cov teeb liab kis tau zoo thiab impedance txuam. Kev sib piv impedance tsis zoo tuaj yeem ua rau lub teeb liab poob, kev cuam tshuam, thiab kev xav, txhua yam tuaj yeem cuam tshuam tsis zoo rau cov teeb liab zoo thiab ntau yam. Cov kws tshaj lij xov tooj cua tshaj tawm xov tooj cua yuav tsum xyuas kom meej tias lawv tswj hwm qhov cuam tshuam zoo kom ua tau raws li FCC cov cai thiab ua kom lawv cov teeb liab ncav cuag.

Hauv cov ntsiab lus, kev siv cov khoom zoo Hardline coax hauv cov xov tooj cua tshaj tawm xov tooj cua tshaj tawm xov tooj cua yog qhov tseem ceeb rau kev ua tiav kev sib kis tau zoo thiab txais xov tooj cua. Tus neeg xyuas pib nruj, muaj peev xwm tiv thaiv tau zoo, muaj peev xwm tuav tau lub zog, kev sib raug zoo impedance, thiab tag nrho cov kav ntev ntawm Hardline coax ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev tshaj tawm xov tooj cua tshaj tawm los muab kev tshaj tawm tsis cuam tshuam thiab zoo rau lawv cov neeg mloog.
Dab tsi yog cov kev siv ntawm hardline coax?
Hardline coaxial cables muaj ntau yam kev siv vim lawv muaj peev xwm xa cov high zaus, siab zog teeb liab hla kev deb nrog tsawg kawg nkaus attenuation thiab distortion. Hauv qab no yog qee qhov kev siv ntawm Hardline coaxial cables:

1. Kev sib txuas lus tshaj tawm: Hardline coaxial cables tau siv dav hauv kev tshaj tawm kev sib txuas lus xws li xov tooj cua thiab TV xa xov tooj cua. Nrog lawv lub peev xwm nqa cov teeb liab hluav taws xob ntau dhau qhov kev ncua deb yam tsis muaj degradation, Hardline coaxial cables yog qhov tseem ceeb rau kev txhim kho kev tshaj tawm xov xwm zoo.

2. Aerospace thiab Defense: Hardline coaxial cables kuj tseem siv rau hauv kev lag luam aerospace thiab tiv thaiv kev lag luam uas cov ntaub ntawv ceev ceev thiab lub suab sib txuas lus tseem ceeb heev. Hauv kev siv tub rog, tus qauv tsim thiab kev tiv thaiv zoo tshaj plaws ntawm Hardline coaxial cables muab kev tiv thaiv zoo tiv thaiv EMI / RFI cuam tshuam, ua kom muaj kev sib txuas lus ruaj ntseg rau kev siv lub luag haujlwm tseem ceeb.

3. Muaj Automation thiab Robotics: Hardline coaxial cables feem ntau siv rau hauv kev lag luam automation thiab kev siv neeg hlau vim lawv cov kav ntev, yoog raws, thiab tsis kam mus rau qhov chaw hnyav. Lawv yog qhov kev xaiv zoo tshaj plaws rau cov ntaub ntawv xa mus rau hauv kev lag luam tshuab, cov kab sib dhos, thiab cov tshuab ua haujlwm tsis siv neeg uas yuav tsum tau ua haujlwm zoo, raug, thiab tsis tu ncua.

4. Kev Kho Mob Imaging: Hardline coaxial cables kuj tseem siv rau hauv kev kho mob daim ntawv thov xws li MRI tshuab, CT scanners, thiab X-ray tshuab. Lawv yog cov cuab yeej siv hauv kev xa cov hluav taws xob hluav taws xob ntau zaus hauv cov khoom siv kho mob uas xav tau qhov tseeb thiab cov ncauj lus kom ntxaws ntawm lub cev nqaij daim tawv thiab cov qauv.

5. Kev Tshawb Fawb thiab Kev Txhim Kho: Hardline coaxial cables yog dav siv nyob rau hauv kev tshawb fawb thiab kev loj hlob ib puag ncig qhov twg high-precision cov ntaub ntawv tau txais thiab ntsuas yuav tsum tau. Lawv muab cov teeb liab zoo tshaj qhov raug thiab txo suab nrov, ua rau lawv zoo tagnrho rau ntau yam kev siv, suav nrog kev sim thiab ntsuas cov khoom, cov khoom siv, thiab cov tshuab.

6. Kev sib txuas lus: Hardline coaxial cables tau siv dav hauv kev lag luam kev sib txuas lus rau ntau yam kev siv xws li kev xa cov ntaub ntawv, xov tooj ntawm tes sib txuas, thiab fiber ntau optic tes hauj lwm. Nrog lawv cov kev ua haujlwm siab, tsis tshua muaj teeb liab poob thiab suab nrov, Hardline coaxial cables pab kom cov ntaub ntawv hloov pauv tau zoo thiab txhim khu kev qha nrog kev cuam tshuam me ntsis hauv kev pabcuam kev sib txuas lus.

7. Roj thiab Roj: Hardline coaxial cables yog siv nyob rau hauv cov roj thiab roj kev lag luam rau tej thaj chaw deb cov ntaub ntawv kis tau tus mob los ntawm cov roj rigs mus saib xyuas cov chaw. Cov cables 'rugged tsim thiab superior shielding pab tiv thaiv qhov hnyav thiab corrosive ib puag ncig uas lawv tau siv nyob rau hauv, kom ntseeg tau ntev-ntev thiab txhim khu kev qha lag luam.

8. Fais fab kis: Hardline coaxial cables kuj tau siv rau hauv kev xa hluav taws xob thiab cov tshuab xa tawm los ntsuas cov yam ntxwv hluav taws xob ntawm cov kab sib txuas. Lawv yog qhov zoo tshaj plaws rau kev saib xyuas cov hluav taws xob siab thiab cov tshuab hluav taws xob siab, vim tias lawv tuaj yeem tswj cov qib siab ntawm lub zog thaum tswj cov teeb liab kev ncaj ncees.

9. Kev sib txuas lus satellite: Hardline coaxial cables yog siv nyob rau hauv satellite kev sib txuas lus systems rau xa cov teeb liab ntawm satellite thiab av chaw nres tsheb. Nrog lub peev xwm los tswj cov zaus siab thiab lub zog, Hardline coaxial cables muab cov teeb liab sib kis tau zoo thaum muab kev tiv thaiv kev cuam tshuam los ntawm lwm yam RF.

10. Suab thiab Video: Hardline coaxial cables muaj nyob rau hauv daim ntawv thov suab thiab video, xws li txuas cov khoom siv suab thiab video, kaw cov studios, thiab streaming platforms. Lawv muab cov teeb liab zoo, kev sib kis tau zoo, thiab kev cuam tshuam tsawg, uas ua rau muaj qhov tseeb thiab zoo tshaj plaws ntawm cov suab thiab video.

Hauv kev xaus, Hardline coaxial cables yog ib qho tseem ceeb hauv kev sib txuas lus, kev lag luam aerospace thiab kev tiv thaiv, kev kho mob duab, kev tshawb fawb thiab kev loj hlob, kev lag luam automation, satellite kev sib txuas lus, suab thiab yees duab, roj thiab roj, thiab hluav taws xob xa hluav taws xob, tsuas yog hais txog ob peb yam. . Cov cables muaj kev ua haujlwm siab, ua haujlwm ntev, kev ntseeg tau, thiab muaj peev xwm kis tau zoo heev, ua rau lawv tseem ceeb hauv kev sib txuas lus niaj hnub thiab lwm yam kev siv ntau yam.
Yuav ua li cas xaiv ib tug hardline coax rau fm xov tooj cua chaw nres tsheb?
Thaum khiav lub chaw nres tsheb FM xov tooj cua, nws yog ib qho tseem ceeb uas yuav tau xaiv txoj cai Hardline coaxial cable rau kev txhim khu kev qha thiab ua haujlwm tau zoo. Qhov kev xaiv ntawm Hardline coaxial cable nyob ntawm lub zog tso zis ntawm qhov chaw nres tsheb thiab qhov kev ncua deb ntawm lub transmitter mus rau lub kav hlau txais xov. Cov hauv qab no yog cov xwm txheej sib txawv thiab cov hom kev pom zoo ntawm Hardline coaxial cables rau txhua qib tso zis hluav taws xob.

1. Lub Zog Hluav Taws Xob FM Xov Tooj Cua: (<100 watts)

Rau qhov chaw nres tsheb FM fais fab tsawg, ib nrab-nti Hardline coaxial cable raug pom zoo rau nws lub peev xwm los tswj cov hluav taws xob qis qis yam tsis muaj teeb liab ntau dhau. Cov kev pom zoo txuas hom nrog ib nrab-nti Hardline coaxial cables yog Hom N lossis BNC, uas yooj yim txuas rau cov xaim hluav taws xob qis thiab kav hlau txais xov. Qhov pom zoo ntev rau hom coaxial cable no yuav yog nyob ntawm 25-200 ko taw.

2. Lub Hwj Chim Nruab Nrab FM Xov Tooj Cua: (100-1,000 watts)

Rau qhov nruab nrab lub zog FM xov tooj cua chaw nres tsheb, 7/8-nti Hardline coaxial cable tau pom zoo rau nws cov peev xwm tuav fais fab thiab txo qis qis qis piv rau ib nrab-nti Hardline coaxial cables. Cov kev pom zoo txuas hom nrog 7/8-inch Hardline coaxial cables yog Hom N lossis 7/16 DIN, uas yog tsim rau nruab nrab-lub zog transmitters. Qhov ntev pom zoo rau hom coaxial cable no yuav yog nyob ntawm 100-500 ko taw.

3. High Power FM Xov tooj cua chaw nres tsheb: (> 1 kW)

Rau lub xov tooj cua FM xov tooj cua muaj zog, 1 5/8-inch Hardline coaxial cable yog pom zoo rau nws lub peev xwm los tuav lub zog hluav taws xob siab yam tsis muaj kev cuam tshuam lossis txo qis. Cov hom kev sib txuas uas pom zoo nrog 1 5/8-nti Hardline coaxial cables yog Hom N lossis 7/16 DIN, uas tuaj yeem tswj tau lub zog xa hluav taws xob siab. Qhov pom zoo ntev rau hom coaxial cable no yuav yog nyob ntawm 500-1,000 ko taw.

Hauv cov ntsiab lus, kev xaiv ntawm Hardline coaxial cable rau FM xov tooj cua chaw nres tsheb yog nyob ntawm lub zog tso zis ntawm lub chaw nres tsheb, nrog rau qhov ntev ntawm lub transmitter thiab kav hlau txais xov. Thaum xaiv qhov zoo tshaj plaws Hardline coaxial cable, nws yog ib qho tseem ceeb uas yuav tau xav txog tej yam xws li kev tuav fais fab, teeb liab poob, teeb liab attenuation, thiab connector hom. Nws ib txwm pom zoo kom sab laj nrog tus kws tshaj lij hauv kev lag luam los txiav txim siab qhov twg Hardline coaxial cable zoo tshaj plaws rau koj cov kev xav tau tshwj xeeb rau koj lub xov tooj cua FM.
Dab tsi yog cov qauv ntawm kev sib tw hardline coax?
Hardline coaxial cables muaj ob yam tseem ceeb, tus neeg xyuas pib sab hauv thiab tus neeg xyuas pib, uas tau sib cais los ntawm cov khoom siv dielectric los tsim cov coaxial tsim. Qhov sib txawv ntawm Hardline coaxial cables thiab ib txwm coaxial cables yog tias Hardline coaxial cables muaj ib qho nyuaj, nruj dua tus neeg xyuas pib rau kev txhim kho teeb liab.

Ntawm no yog cov qauv thiab cov khoom siv ntau lawm ntawm Hardline coax:

1. Inner Conductor:
Sab hauv tus neeg xyuas pib ntawm Hardline coax muaj xws li cov khoom siv tooj liab lossis tooj liab-plated steel, tsim ib tus pas nrig ntev uas nqa cov teeb liab hluav taws xob raws li qhov ntev ntawm lub cable. Txoj kab uas hla ntawm tus neeg xyuas pib sab hauv yog nyob ntawm qhov zaus thiab lub zog xav tau ntawm daim ntawv thov.

2. Dielectric Khoom:
Cov khoom siv dielectric hauv Hardline coax cais cov neeg xyuas pib sab hauv los ntawm cov neeg xyuas pib sab nrauv thiab muab cov rwb thaiv tsev ntawm ob tus neeg xyuas pib. Hardline coaxial cables feem ntau siv huab cua los yog ua npuas ncauj polyethylene raws li cov khoom siv dielectric, uas muab cov teeb liab poob qis thiab tswj cov dielectric tsis tu ncua ntawm qhov dav bandwidth.

3. Tus neeg xyuas pib:
Lub sab nrauv ntawm Hardline coax yog ua los ntawm cov raj zoo li tooj liab lossis txhuas cov khoom, uas muab lub cev muaj zog uas tiv thaiv tus neeg xyuas pib sab hauv los ntawm kev cuam tshuam sab nraud. Tus neeg xyuas pib sab nrauv yog corrugated los ua kom nws yooj yim dua thiab lub zog thaum tswj qhov qis profile. Nws kuj tso cai rau kev nthuav dav thiab kev cog lus ntawm cov cable hauv kev teb rau qhov kub thiab txias.

4. Outer Jacket:
Lub tsho sab nrauv yog txheej txheej sab nraud ntawm Hardline coaxial cable, ua los ntawm cov roj hmab hluavtaws lossis cov khoom siv polyethylene uas muab kev tiv thaiv thiab tiv thaiv ib puag ncig xws li kub thiab av noo. Lub tsho sab nrauv feem ntau yog xim dub, tab sis nws kuj tuaj yeem ua lwm yam xim, nyob ntawm qhov chaw tsim khoom tshwj xeeb.

Hauv cov ntsiab lus, cov khoom tseem ceeb ntawm Hardline coaxial cable yog cov khoom siv sab hauv, cov khoom siv hluav taws xob, cov khoom siv sab nraud, thiab lub tsho sab nrauv. Cov khoom siv hauv kev tsim khoom sib txawv thiab raug xaiv raws li cov kev xav tau tshwj xeeb, xws li zaus, lub zog, ib puag ncig, thiab muaj, ntawm lwm yam.
Dab tsi yog cov ntsiab lus tseem ceeb tshaj plaws ntawm hardline coax?
Muaj ob peb yam tseem ceeb ntawm lub cev thiab RF tshwj xeeb los xav txog thaum xaiv qhov tsim nyog Hardline coaxial cable rau kev siv sib txawv. Nov yog qee qhov tshwj xeeb tseem ceeb tshaj plaws:

Lub cev Specifications:
1. Cable txoj kab uas hla: Txoj kab uas hla ntawm lub cable yog qhov tseem ceeb vim nws txiav txim siab sib haum nrog cov khoom sib txuas thiab lwm yam khoom siv. Hardline coaxial cables tuaj nyob rau hauv ntau yam diameters xws li 1/2 nti mus rau 6 nti.

2. Nyhav: Hardline coaxial cables hnyav, thiab qhov hnyav yuav cuam tshuam rau kev teeb tsa thiab kev saib xyuas.

3. Khoov vojvoog: Lub vojvoog khoov yog qhov tsawg kawg nkaus lub vojvoog uas lub cable tuaj yeem nkhaus yam tsis muaj kev puas tsuaj. Hardline coaxial cables feem ntau yog nruj, thiab lub vojvoog khoov tuaj yeem yog qhov tseem ceeb, ua rau nws tseem ceeb rau kev npaj cov kab txuas kom zoo zoo.

4. Kev khiav hauj lwm qhov kub thiab txias: Kev khiav hauj lwm qhov kub thiab txias yog qhov tseem ceeb rau kev txiav txim siab thiab nyob ntawm daim ntawv thov. Hardline coaxial cables feem ntau muaj peev xwm ua haujlwm hauv qhov kub ntawm -55 ° C txog 85 ° C.

RF Specifications:
1. Kev cuam tshuam: Hardline coaxial cables feem ntau muaj impedance ntawm 50 lossis 75 ohms, txawm hais tias muaj lwm yam kev xaiv impedance muaj.

2. Attenuation: Qhov no qhia txog qhov poob ntawm lub teeb liab lub zog thaum nws txav mus rau hauv lub cable. Hardline coaxial cables feem ntau muaj tsawg attenuation theem, uas txhais tau hais tias lub teeb liab yuav siv sij hawm ntev degrade tshaj qhov ntev ntawm cov cable.

3. Ceev tshaj tawm (Vp): Qhov nrawm ntawm kev nthuav tawm txiav txim siab lub sijhawm xa mus rau cable rau lub teeb liab, thiab nws yog ib qho tseem ceeb hauv kev txiav txim siab teeb liab qeeb. Hardline coaxial cables feem ntau muaj Vp ntawm 70% mus rau 90%.

4. Capacitance: Qhov no ntsuas cov kab hluav taws xob muaj peev xwm khaws cov khoom siv hluav taws xob thiab tuaj yeem cuam tshuam rau kev ua haujlwm ntawm cable, suav nrog cov teeb liab cuam tshuam. Hardline coaxial cables feem ntau muaj cov nqi qis.

5. Kev ntsuas hluav taws xob: Qhov ntsuas hluav taws xob yog hais txog qhov siab tshaj qhov hluav taws xob uas lub cable tuaj yeem tswj tau ua ntej muaj kev pheej hmoo ntawm hluav taws xob tawg. Hardline coaxial cables muaj qhov ntsuas hluav taws xob siab thiab tuaj yeem tswj tau ntau lub zog.

6. Kev tiv thaiv zoo: Hardline coaxial cables muaj kev tiv thaiv zoo tshaj plaws, uas txhais tau hais tias lawv tuaj yeem tiv thaiv electromagnetic cuam tshuam (EMI) los ntawm kev cuam tshuam rau cable lub teeb liab.

7. Fais fab tuav peev xwm: Hardline coaxial cables yog tsim los tswj cov theem tseem ceeb ntawm RF lub zog, ua rau lawv zoo tagnrho rau cov ntawv thov uas yuav tsum muaj lub zog loj. Lub peev xwm tuav lub zog tuaj yeem sib txawv nyob ntawm txoj kab uas hla thiab kev tsim kho ntawm lub cable.

8. Ntau zaus: Qhov ntau zaus ntawm Hardline coaxial cable txiav txim siab hom teeb liab uas nws tuaj yeem xa tau zoo. Hardline coaxial cables tuaj yeem txhawb ntau qhov sib txawv, ua rau lawv zoo tagnrho rau ntau yam kev siv.

9. Connector compatibility: Hom kev sib txuas siv nrog Hardline coaxial cables yog qhov tseem ceeb vim nws cuam tshuam rau kev ua haujlwm ntawm cable thiab kev sib raug zoo nrog lwm yam khoom siv. Cov khoom sib txawv muaj nyob rau Hardline coaxial cables, suav nrog N-hom, BNC, 7/16 DIN, thiab 1-5/8 EIA flange.

10. Yam tsawg kawg nkaus khoov vojvoog: Qhov tsawg kawg nkaus khoov vojvoog rau Hardline coaxial cable yog qhov tsawg tshaj plaws lub vojvoog ntawm lub cable tuaj yeem khoov yam tsis muaj kev puas tsuaj. Nws yog ib qho tseem ceeb tshwj xeeb los xav txog thaum txhim kho lub cable kom tsis txhob muaj kev puas tsuaj rau lub cable.

Xaiv qhov zoo tshaj plaws Hardline coaxial cable rau ib daim ntawv thov yuav tsum tau ua tib zoo xav txog ntau yam tseem ceeb ntawm lub cev thiab RF specifications. Cov no suav nrog txoj kab uas hla, qhov hnyav, khoov vojvoog, qhov kub thiab txias, impedance, attenuation, tshaj tawm ntawm kev nthuav tawm, capacitance, qhov ntsuas hluav taws xob, thiab kev tiv thaiv zoo. Ib lub cable uas tsis ua raws li qhov yuav tsum tau ua rau ib daim ntawv thov tshwj xeeb tuaj yeem ua rau lub teeb liab tsis zoo thiab txo kev ntseeg siab. Yog li ntawd, ceev faj xaiv ntawm Hardline coaxial cable nrog cov lus qhia tsim nyog yog qhov tseem ceeb los xyuas kom meej qhov ua tau zoo thiab kev ntseeg tau.
Dab tsi yog hom hardline coax?
Muaj ntau ntau hom Hardline coaxial cables siv hauv xov tooj cua tshaj tawm. Nov yog cov lus piav qhia luv luv ntawm qee hom nrov tshaj plaws:

1/1 "Hardline Coax Cable: Qhov no yog ib hom Hardline coaxial cable nrog lub cheeb ntawm 1/2 nti. Nws muaj qib qis attenuation, ua rau nws zoo tagnrho rau kev sib kis mus ntev. Nws feem ntau yog siv nyob rau hauv qis-rau-nruab nrab-lub zog siv xov tooj cua tshaj tawm.

2/7 "Hardline Coax Cable: Hom Hardline coaxial cable no muaj ib txoj kab uas hla ntawm 7/8 nti thiab feem ntau yog siv nyob rau hauv nruab nrab-rau-siab-lub zog xov tooj cua tshaj tawm daim ntawv thov. Nws muaj qis qis qis dua li 1/2 "kab hluav taws xob thiab tuaj yeem ua haujlwm ntau dua.

3. 1-5/8 "Hardline Coax Cable: Qhov no yog ib hom Hardline coaxial cable nrog txoj kab uas hla ntawm 1-5/8 ntiv tes. Nws yog siv nyob rau hauv high-power xov tooj cua broadcasting daim ntawv thov thiab muaj peev xwm lis ib tug dav ntau zaus.

4. 3-1/8 "Hardline Coax Cable: Qhov no yog ib qho loj tshaj plaws Hardline coaxial cables muaj thiab muaj txoj kab uas hla ntawm 3-1/8 ntiv tes. Nws yog siv nyob rau hauv high-power radio broadcasting raws li zoo raws li nyob rau hauv microwave thiab satellite daim ntawv thov.

5. 1-1/4 "Hardline Coax Cable: Qhov no yog hom Hardline coaxial cable nrog txoj kab uas hla ntawm 1-1/4 ntiv tes. Nws yog feem ntau siv nyob rau hauv nruab nrab-rau-siab-lub zog xov tooj cua tshaj tawm daim ntawv thov thiab tuaj yeem ua haujlwm ntau zaus.

6. 1-5/16 "Hardline Coax Cable: Qhov no yog lwm hom Hardline coaxial cable nrog lub cheeb ntawm 1-5/16 ntiv tes. Nws yog siv nyob rau hauv high-power radio broadcasting, microwave, thiab satellite daim ntawv thov.

7. 1-1/2 "Hardline Coax Cable: Hom Hardline coaxial cable no muaj txoj kab uas hla ntawm 1-1/2 ntiv tes thiab siv rau hauv nruab nrab-rau-siab-huv xov tooj cua tshaj tawm daim ntawv thov. Nws muaj qis qis qis dua li 1/2 "kab hluav taws xob thiab tuaj yeem ua haujlwm ntau zaus.

8. 2-1/4 "Hardline Coax Cable: Qhov no yog hom loj ntawm Hardline coaxial cable nrog txoj kab uas hla ntawm 2-1/4 ntiv tes. Nws yog siv nyob rau hauv high-power radio broadcasting, microwave, thiab satellite daim ntawv thov.

Hais txog qhov zoo thiab qhov tsis zoo, tag nrho cov Hardline coaxial cables muaj qhov qis qis thiab muaj peev xwm tuav lub zog siab, tab sis lawv tuaj yeem nyuaj rau nruab vim lawv qhov hnyav thiab hnyav. Tsis tas li ntawd, cov kab hluav taws xob loj dua yog kim dua tab sis tuaj yeem ua haujlwm ntau dua lub zog thiab ntau qhov ntau zaus.

Nyob rau hauv cov nqe lus ntawm installation, Hardline coaxial cables feem ntau ntsia siv tshwj xeeb connectors thiab couplers tsim rau high-power daim ntaub ntawv. Cov no suav nrog N-hom, 7/16 DIN, thiab EIA Flange connectors. Lwm cov cuab yeej siv hauv Hardline coaxial cable installation suav nrog cable clamps, cov khoom siv hauv av, cov ntaub ntawv tiv thaiv huab cua, thiab cov txuas txuas txuas.

Nyob rau hauv cov nqe lus ntawm cov qauv yooj yim, Hardline coaxial cables muaj ib tug neeg xyuas pib, sab hauv, thiab ib tug dielectric cov ntaub ntawv uas cais ob conductors. Tus neeg xyuas pib sab nrauv feem ntau yog ua los ntawm tooj liab lossis txhuas, thaum tus neeg xyuas pib sab hauv feem ntau yog ua los ntawm tooj liab.

Kev xaiv txoj cai Hardline coaxial cable rau ib daim ntawv thov tshwj xeeb yuav tsum muaj kev nkag siab zoo txog cov kev xav tau tshwj xeeb, lub zog xav tau, thiab muaj cov khoom siv cable los ntawm cov tuam txhab sib txawv. Zuag qhia tag nrho, xaiv qhov tsim nyog Hardline coaxial cable yuav tsum xav txog ntau yam ntawm lub cev thiab RF specifications. Cov cables no feem ntau siv hauv xov tooj cua tshaj tawm, thiab txhua hom muaj qhov tshwj xeeb zoo thiab qhov tsis zoo nyob ntawm daim ntawv thov thiab lub zog xav tau. Nws yog ib qho tseem ceeb kom ua tib zoo xav txog cov xwm txheej no kom ntseeg tau tias kev ua tau zoo thiab kev ntseeg siab hauv cov ntaub ntawv siv tau npaj.
Yuav ua li cas xaiv ib qho hardline coax raws li daim ntawv thov?
Thaum xaiv Hardline coaxial cable rau kev tshaj tawm cov ntawv thov, nws yog ib qho tseem ceeb uas yuav tsum xav txog qhov ntau zaus thiab lub zog ntawm cov teeb liab kis tau tus mob, vim qhov sib txawv ntawm cov kab sib txawv thiab cov qauv tsim tau zoo rau qhov sib txawv ntau zaus thiab qib zog. Nov yog qee cov lus qhia dav dav rau xaiv Hardline coaxial cable rau cov ntawv thov sib txawv:

1. UHF tshaj tawm: Ultra High Frequency (UHF) tshaj tawm feem ntau ua haujlwm hauv 300 MHz txog 3 GHz zaus ntau. 7/8 "thiab 1-5/8" Hardline coaxial cables feem ntau yog siv rau kev tshaj tawm UHF vim tias lawv tuaj yeem tswj tau qhov ntau zaus thiab lub zog xav tau.

2. VHF tshaj tawm: Kev tshaj tawm ntau zaus (VHF) feem ntau ua haujlwm hauv 30 MHz txog 300 MHz zaus ntau. 1/2 "thiab 7/8" Hardline coaxial cables feem ntau yog siv rau kev tshaj tawm VHF vim tias lawv muaj qis qis qis ntawm qhov ntau zaus.

3. Kev Tshaj Tawm FM: FM xov tooj cua tshaj tawm feem ntau ua haujlwm hauv 88 MHz txog 108 MHz zaus ntau. 1/2 "thiab 7/8" Hardline coaxial cables feem ntau yog siv rau kev tshaj tawm FM vim tias lawv tuaj yeem tswj tau qhov ntau zaus thiab lub zog xav tau.

4. AM Broadcasting: AM xov tooj cua tshaj tawm feem ntau ua haujlwm hauv 535 kHz txog 1,700 kHz zaus ntau. Rau AM broadcasting, Hardline coaxial cables nrog ib txoj kab uas hla loj, xws li 1-5/8 "thiab 3-1/8", feem ntau yog siv vim hais tias lawv muaj peev xwm tswj tau qhov tsawg zaus ntau thiab hwj chim theem.

5. Kev Tshaj Tawm TV: Kev tshaj tawm hauv TV feem ntau ua haujlwm hauv VHF thiab UHF zaus. Qhov tsim nyog Hardline coaxial cable loj rau TV tshaj tawm yog nyob ntawm qhov tshwj xeeb zaus uas tus tshaj tawm siv. 7/8 "thiab 1-5/8" Hardline coaxial cables feem ntau siv rau UHF TV tshaj tawm, thaum 1/2 "thiab 7/8" Hardline coaxial cables feem ntau siv rau VHF TV tshaj tawm.

Thaum xaiv Hardline coaxial cable rau kev tshaj tawm cov ntawv thov, nws tseem ceeb heev uas yuav tau xav txog cov kev xav tau tshwj xeeb thiab cov kev xav tau ntawm lub zog rau cov ntaub ntawv siv, nrog rau qhov muaj ntawm cov kab hluav taws xob los ntawm cov tuam txhab sib txawv.
Yuav ua li cas kom raug teeb tsa hardline coax rau kev tshaj tawm?
Txhim kho Hardline coax ntawm lub xov tooj cua tshaj tawm xov tooj cua thiab lwm yam khoom siv txuas rau ntawm lub xov tooj cua ntauwd yuav tsum tau ua tib zoo npaj thiab ua kom tiav kom ua tau zoo thiab kev ntseeg tau. Nov yog cov kauj ruam dav dav rau kev txhim kho Hardline coax thiab lwm yam khoom siv cabling ntawm lub xov tooj cua ntauwd:

1. Site Survey: Ua ib qho chaw tshawb fawb los txheeb xyuas qhov chaw zoo tshaj plaws rau lub xov tooj cua ntauwd, kav hlau txais xov, thiab lwm yam khoom siv. Qhov no suav nrog kev ntsuam xyuas hauv av, qhov muaj peev xwm ua rau muaj teeb meem, thiab lwm yam uas tuaj yeem cuam tshuam rau ntauwd kev ruaj ntseg thiab kev ua haujlwm.

2. Tau txais daim ntawv tso cai: Tau txais daim ntawv tso cai tsim nyog los ntawm cov tub ceev xwm hauv cheeb tsam ua ntej pib qhov kev teeb tsa. Qhov no suav nrog kev tso cai rau cov cai hauv tsev, zoning cov cai, thiab kev ntsuam xyuas ib puag ncig.

3. Ntauwd Kev Tsim Kho: Tsim cov pej thuam raws li cov chaw tsim khoom tshwj xeeb, kom ntseeg tau tias nws yog qhov zoo hauv av thiab braced kom tiv taus cua thiab lwm yam kev mob ib puag ncig. Lub pej thuam yuav tsum tau ntawv pov thawj los ntawm ib tus kws ua haujlwm ywj pheej ua ntej nws tuaj yeem siv rau kev tshaj tawm.

4. Kev teeb tsa kav hlau txais xov: Txhim kho lub kav hlau txais xov rau saum tus pej thuam raws li cov chaw tsim khoom tshwj xeeb, siv lub kav hlau txais xov mount uas sib haum nrog ntauwd. Cov kav hlau txais xov txuas yuav tsum tau ua kom tsis muaj dej kom tsis txhob ya raws kev puas tsuaj.

5. Hardline Coax Installation: Txhim kho Hardline coax los ntawm tus kav hlau txais xov mus rau hauv chav tsev khoom lossis lub tsev xa khoom xa tawm, khiav nws los ntawm cov yeeb nkab hauv nruab nrab los yog ib qho kev txhawb nqa huab cua kom txo qis cov kab sib kis. Nws yog ib qho tseem ceeb los xyuas kom meej tias lub cable yog ruaj khov rau lub pej thuam nrog cable clamps los yog cov hlua khi kom tiv thaiv nws ntawm viav vias. Siv cov txheej txheem nkag mus rau cable kom raug, xws li huab cua foob khau raj, kom tswj tau dej.

6. Connector thiab Lightning Protector Installation: Nruab cov connectors thiab xob laim tiv thaiv raws li cov chaw tsim khoom specifications. Xyuas kom meej tias tag nrho cov kev sib txuas tau zoo torqued thiab waterproofed los tiv thaiv kev puas tsuaj los ntawm ya raws.

7. Kev cog lus thiab kev cog lus: Txhim kho qhov tsim nyog hauv av thiab kev sib koom ua ke rau cov pej thuam thiab cov cuab yeej sib txuas kom muaj kev nyab xeeb thiab txhim khu kev qha hauv av. Ua raws li cov cai siv hluav taws xob hauv cheeb tsam kom ntseeg tau tias ua raws.

Thaum lub sij hawm kev teeb tsa, nws tseem ceeb heev uas yuav tsum tau saib xyuas kev nyab xeeb, xws li hnav cov khoom siv tiv thaiv tus kheej tsim nyog, ua raws li cov txheej txheem nce toj thiab rigging, thiab tsis txhob ua haujlwm hauv huab cua tsis zoo. Tsis tas li ntawd, tus kws tshaj lij tsim nyog yuav tsum ua txhua qhov kev txhim kho siab antennas. Nws yog ib qho tseem ceeb uas txhua qhov kev teeb tsa ua raws li cov chaw tsim khoom thiab cov cai hauv zos.
Yuav ua li cas xaiv hardline coax rau fm xov tooj cua transmitters?
Thaum xaiv Hardline coaxial cable rau FM xov tooj cua tshaj tawm xov tooj cua transmitters, lub cable loj thiab hom yuav tsum raug xaiv raws li qhov transmitter fais fab tso zis theem. Nov yog qee cov lus qhia dav dav rau kev xaiv Hardline coaxial cable rau FM xov tooj cua tshaj tawm hauv xov tooj cua ntawm cov khoom siv hluav taws xob sib txawv:

1. Tsawg Fais Fab FM Xov Tooj Cua Tshaj Tawm Tshaj Tawm: Rau lub zog qis FM xov tooj cua tshaj tawm xov tooj cua nrog cov zis hluav taws xob qis dua 250 watts, 1/2 "los yog 7/8" Hardline coaxial cables feem ntau yog siv. Cov cables no muaj tsawg attenuation thiab tsim nyog rau lub hwj chim tso zis ntawm tsawg zog FM xov tooj cua transmitters.

2. Lub Hwj Chim Nruab Nrab FM Xov Tooj Cua Tshaj Tawm Tshaj Tawm: Rau nruab nrab fais fab FM xov tooj cua tshaj tawm xov tooj cua tshaj tawm nrog cov zis hluav taws xob nruab nrab ntawm 250 watts thiab 10 kW, 1-5/8 "Hardline coaxial cable feem ntau yog siv.

3. High Power FM Xov tooj cua tshaj tawm Transmitter: Rau lub zog siab FM xov tooj cua tshaj tawm cov xov tooj cua tshaj tawm nrog lub zog tshaj 10 kW, 3-1 / 8 "los yog 4-1 / 16" Hardline coaxial cables feem ntau siv. Cov kab hluav taws xob no yog tsim los tswj cov khoom siv hluav taws xob siab thiab cov teeb liab zaus ntawm lub zog siab FM xov tooj cua tshaj tawm hauv xov tooj cua.

Tsis tas li ntawd, nws yog ib qho tseem ceeb uas yuav tau xaiv txoj cai ntawm Hardline coaxial cable, nyob ntawm seb cov ntawv thov tshwj xeeb thiab cov cuab yeej siv. Qee cov khoom siv tshaj tawm uas siv nrog FM xov tooj cua tshaj tawm xov tooj cua muaj xws li:

1. Tsawg Fais Fab FM Xov Tooj Cua Tshaj Tawm Tshaj Tawm: Ntxiv nrog rau FM xov tooj cua tshaj tawm hauv xov tooj cua, cov cuab yeej siv rau cov khoom siv hluav taws xob qis FM tshaj tawm yuav suav nrog cov kav hlau txais xov, cov khoom siv suab, thiab cov chaw taws teeb tswj.

2. Lub Hwj Chim Nruab Nrab FM Xov Tooj Cua Tshaj Tawm Tshaj Tawm: Lub zog nruab nrab ntawm FM xov tooj cua tshaj tawm hauv xov tooj cua feem ntau siv cov cuab yeej ua suab nrov tshaj lij, cov kav hlau txais xov zoo siab, thiab cov chaw taws teeb saib xyuas thiab tswj cov tshuab.

3. High Power FM Xov tooj cua tshaj tawm Transmitter: Lub zog FM xov tooj cua tshaj tawm hauv xov tooj cua xav tau cov cuab yeej siv ntau dua, suav nrog cov tshuab hluav taws xob muaj zog, cov kav hlau txais xov siab, thiab cov khoom siv hluav taws xob siab heev xws li cov teeb liab ua cov tshuab. Tsis tas li ntawd, cov chaw taws teeb tswj thiab saib xyuas cov tshuab yog qhov tseem ceeb rau lub zog siab FM xov tooj cua tshaj tawm xov tooj cua kom paub meej tias kev ua tau zoo thiab kev ntseeg tau.

Thaum xaiv Hardline coaxial cable rau FM xov tooj cua tshaj tawm hauv xov tooj cua, nws yog ib qho tseem ceeb uas yuav tau xav txog lub zog tshwj xeeb, ntau zaus, thiab lwm yam khoom siv hauv kev tshaj tawm xov xwm, nrog rau cov khoom siv cable los ntawm cov tuam txhab sib txawv. Cov txheej txheem kev teeb tsa kom raug thiab cov txheej txheem txij nkawm yuav tsum tau ua raws li kom ntseeg tau tias kev ua tau zoo thiab kev ntseeg siab.
Dab tsi txawv ntawm RF coaxial cable los ntawm hardline coax?
RF Coaxial Cable thiab Hardline coax yog ob qho tib si siv hauv xov tooj cua tshaj tawm, tab sis muaj qee qhov sib txawv tseem ceeb ntawm ob:

1. Coax Connectors:
RF Coaxial Cable feem ntau siv cov khoom sib txuas xws li BNC, TNC, lossis SMA connectors, uas yog me dua thiab yooj yim rau nruab. Hardline coax feem ntau xav tau cov khoom tshwj xeeb ntxiv xws li N-Type lossis 7/16 DIN connectors.

2. Loj:
RF Coaxial Cable nyiam kom muaj txoj kab uas hla me dua thiab hloov tau yooj yim dua rau siv hauv qhov chaw kaw. Hardline coax yog qhov loj ntawm txoj kab uas hla thiab tsis tshua muaj kev hloov pauv, uas ua rau nws tsim nyog rau kev siv sab nraum zoov, mus ntev.

3. Qhov zoo:
RF Coaxial Cable yog yooj yim rau nruab thiab kho, ua rau nws yog ib qho kev xaiv zoo rau kev siv luv luv los yog cov xwm txheej uas yuav tsum tau hloov kho tsis tu ncua. Hardline coax, ntawm qhov tod tes, muab cov teeb liab zoo zog, durability, thiab lub zog tuav lub peev xwm, ua rau nws zoo tagnrho rau kev teeb tsa ntev dua thiab siv zog dua.

4. Qhov tsis zoo:
RF Coaxial Cable yog txwv nyob rau hauv cov nqe lus ntawm nws lub zog tuav lub peev xwm thiab kav ntev, uas yuav ua rau nws tsis haum rau tej yam kev siv hluav taws xob siab. Hardline coax, vim nws qhov loj thiab qhov hnyav, kuj tseem yuav nyuaj dua thiab kim rau nruab.

5. Nqe:
RF Coaxial Cable zoo li pheej yig dua Hardline coax vim nws qhov loj me thiab qis zog tuav lub peev xwm.

6. Cov ntawv thov:
RF Coaxial Cable feem ntau siv hauv kev tshaj tawm thiab kev sib txuas lus, nrog rau hauv cov khoom siv ntsuas thiab ntsuas. Hardline coax feem ntau yog siv nyob rau hauv high-power, ntev-ntev daim ntaub ntawv xws li kev tshaj tawm, satellite kev sib txuas lus, thiab kev siv tub rog.

7. Kev Ua Tau Zoo:
RF Coaxial Cable yog tsim rau cov ntawv thov uas xav tau lub zog qis dua thiab cuam tshuam tsis zoo. Hardline coax, ntawm qhov tod tes, muab cov teeb liab qis dua, muaj peev xwm tuav tau ntau dua, thiab tiv thaiv kev cuam tshuam ntau dua.

8. Cov qauv:
RF Coaxial Cable feem ntau muaj tooj liab lossis txhuas sab hauv tus neeg xyuas pib, nyob ib puag ncig los ntawm cov khoom siv hluav taws xob, thiab cov khoom siv sab nraud ua los ntawm cov ntaub thaiv npog lossis cov ntawv ci. Hardline coax muaj ntau tuab, nruj dua lwm tus neeg xyuas pib muaj cov hlau corrugated lossis cov tubing khoom.

9. Lub Hwj Chim Muaj Peev Xwm:
RF Coaxial Cable feem ntau tuaj yeem ua haujlwm qis zog vim nws qhov me me. Hardline coax tuaj yeem tswj tau ntau lub zog ntau dua vim nws qhov loj dua thiab siv tau ntev dua.

10. Txhim kho, kho, thiab tu:
RF Coaxial Cable yog yooj yim rau nruab thiab kho vim nws qhov loj me thiab hloov tau yooj yim dua. Hardline coax yog qhov nyuaj rau nruab thiab tej zaum yuav xav tau cov cuab yeej tshwj xeeb thiab khoom siv. Kev saib xyuas rau ob hom coax yuav tsum tau kuaj xyuas thiab tu cov khoom sib txuas thiab cov cables kom ntseeg tau tias kev ua haujlwm zoo.

Hauv cov ntsiab lus, RF Coaxial Cable thiab Hardline coax ob leeg muaj lawv lub zog thiab qhov tsis muaj zog hauv xov tooj cua tshaj tawm daim ntawv thov. Qhov kev xaiv ntawm ob yuav nyob ntawm ntau yam xws li daim ntawv thov, lub zog xav tau, kev ncua deb, cuam tshuam tsis kam, thiab nqi.
Dab tsi yog hom hardline coax rau broadcasting transmitters?
Muaj ntau ntau hom hardline coax cables uas tuaj yeem siv rau kev tshaj tawm xov xwm hauv ntau zaus thiab qib zog, suav nrog tab sis tsis txwv rau:

1) Heliax - ib hom hardline coax cable tsim los ntawm Andrew Corporation uas feem ntau siv rau hauv kev siv hluav taws xob siab rau FM, TV, thiab lwm yam kev tshaj tawm ntau zaus.

2) LWM - series ntawm hardline coax cables tsim los ntawm Times Microwave Systems uas feem ntau yog siv rau cov ntawv thov hluav taws xob qis rau nruab nrab hauv VHF, UHF, thiab microwave ntau.

3) ZPO-214 - cov tub rog-qib hardline coax cable uas tuaj yeem tswj cov qib siab zog thiab feem ntau siv hauv xov tooj cua sib txuas lus thiab kev tshaj tawm xov xwm.

4) 7/8 "Hardline - ib hom hardline coax cable feem ntau siv hauv TV thiab xov tooj cua tshaj tawm rau kev siv hluav taws xob siab hauv VHF thiab UHF bands.

5) 1-5/8 "Hardline - ib hom hardline coax cable feem ntau siv hauv kev siv hluav taws xob tshaj tawm, xws li hauv TV thiab FM tshaj tawm.

Qhov sib txawv tseem ceeb ntawm cov hom hardline coax cables yog lawv qhov loj me, lub zog tuav lub peev xwm, cov yam ntxwv attenuation, thiab impedance txuam cov khoom. Piv txwv li, cov cables me me xws li LMR muaj peev xwm tuav lub zog qis dua, tab sis muaj kev txo qis thiab tuaj yeem siv rau hauv qhov chaw nruj uas cov cables loj dua yuav tsis haum. Ntawm qhov tod tes, cov cables loj dua li 1-5/8 "hardline muaj peev xwm tuav tau ntau dua, tab sis muaj kev sib zog ntau dua thiab tuaj yeem nyuaj rau kev txhim kho thiab tswj.

Nws yog ib qho tseem ceeb uas yuav tau xaiv hom hardline coax cable raws li cov kev thov tshwj xeeb, suav nrog ntau zaus, theem fais fab, thiab ib puag ncig.

Ntxiv rau cov hom hardline coax cables tau hais ua ntej, muaj qee qhov tseem ceeb ntawm cov hardline coax cables siv hauv kev tshaj tawm. Cov no suav nrog:

6) 3-1/8 "Hardline - ib txoj kab uas hla loj dua hardline coax cable feem ntau siv hauv high-power TV thiab FM tshaj tawm daim ntawv thov.

7) 1-1/4 "Hardline - ib hom hardline coax cable feem ntau siv nyob rau hauv high-power VHF thiab UHF TV tshaj tawm daim ntawv thov.

8) 1/2 "Hardline - lub taub me me hardline coax cable uas feem ntau siv rau hauv cov ntawv siv hluav taws xob tsawg, xws li kev sib txuas ntawm studio-rau-transmitter.

9) 3/8 "Hardline - qhov loj ntawm 1/2 "thiab 7/8" hardline coax uas muaj qis qis dua li 1/2 "hardline tab sis muaj peev xwm tuav tau ntau dua li LMR-hom coax cables.

Thaum xaiv ib hom hardline coax cable rau ib daim ntawv thov kev tshaj tawm tshwj xeeb, yam uas yuav tsum xav txog suav nrog ntau zaus, qib fais fab, cable ntev, thiab ib puag ncig. Rau cov ntawv siv hluav taws xob siab, qhov loj dua hardline coax cables xws li 1-5/8 "thiab 3-1/8" feem ntau yog siv, thaum rau cov ntawv siv hluav taws xob tsawg lub me hardline coax cables xws li LMR thiab 1/2" hardline yog tsim nyog dua.

Hauv cov ntsiab lus, muaj ntau ntau hom hardline coax cables uas tuaj yeem siv hauv kev tshaj tawm xov xwm, txhua tus muaj nws tus yam ntxwv tshwj xeeb. Kev xaiv kom raug thiab kev teeb tsa ntawm qhov tsim nyog hardline coax cable tuaj yeem ua rau pom kev ua tau zoo, kev ntseeg tau, thiab kev ua haujlwm ntev ntawm kev tshaj tawm.

Ib cag ntawm qhov loj me, lub zog tuav lub peev xwm, thiab cov yam ntxwv attenuation, nws tseem ceeb heev uas yuav tsum xav txog qhov impedance ntawm hardline coax cable nyob rau hauv kev sib raug zoo rau lub transmitter thiab kav hlau txais xov system uas nws yog siv nrog. Qhov feem ntau impedance qhov tseem ceeb siv hauv kev tshaj tawm xov xwm yog 50 ohms thiab 75 ohms. 50-ohm cables feem ntau yog siv rau cov zaus qis dua thiab cov ntawv siv hluav taws xob ntau dua, thaum 75-ohm cables feem ntau yog siv rau cov zaus ntau dua thiab siv hluav taws xob qis dua.

Thaum xaiv ib tug hardline coax cable, nws yog ib qho tseem ceeb uas yuav tau xaiv ib tug cable uas muaj peev xwm tuav lub hwj chim txaus rau lub hwj chim tso zis ntawm lub transmitter, thiab xyuas kom meej tias lub cable muaj tsawg txaus attenuation rau ntev ntawm cable siv.

Nws tseem yog ib qho tseem ceeb uas yuav tau coj mus rau hauv tus account ib puag ncig tej yam kev mob uas hardline coax cable yuav raug rau. Kev teeb tsa sab nraum zoov yuav xav tau cov kab hluav taws xob tiv thaiv huab cua, thaum kev teeb tsa hauv qhov chaw corrosive yuav xav tau cov cables nrog cov txheej tshwj xeeb lossis cov khoom siv los tiv thaiv corrosion.

Nyob rau hauv cov nqe lus ntawm installation, hardline coax cables feem ntau yog siv nyob rau hauv ntev cable khiav thiab tsis hloov raws li lwm yam hom coaxial cables. Cov khoom sib txuas tshwj xeeb thiab cov cuab yeej yuav tsum tau ua rau kev teeb tsa, thiab kev saib xyuas yuav tsum tau ua kom muaj kev txhawb nqa zoo thiab hauv av kom tsis txhob muaj kev puas tsuaj thiab ua haujlwm kom raug.

Hauv cov ntsiab lus, xaiv qhov tsim nyog hardline coaxial cable rau daim ntawv thov tshaj tawm yog nyob ntawm ntau yam xws li ntau zaus, qib fais fab, cable ntev, ib puag ncig, thiab impedance txuam. Kev txhim kho kom zoo thiab kev saib xyuas ntawm hardline cable kuj tseem ceeb rau kev ua haujlwm zoo thiab kev ua haujlwm ntev.
Dab tsi yuav ua tsis tau ib qho kev sib tw nyuaj los ntawm kev ua haujlwm?
Muaj ntau qhov laj thawj vim li cas hardline coax tuaj yeem ua tsis tiav, suav nrog kev teeb tsa tsis raug, kev puas tsuaj, thiab ib puag ncig xws li ya raws lossis qhov kub thiab txias.

Kev teeb tsa tsis raug tuaj yeem ua rau kinks lossis khoov hauv lub cable, uas tuaj yeem ua rau lub teeb liab poob lossis kev puas tsuaj rau lub cable nws tus kheej. Nws yog ib qho tseem ceeb kom ua raws li cov chaw tsim khoom cov lus qhia rau cable dabtsi yog khoov vojvoog thiab kev teeb tsa, thiab siv cov qauv tsim nyog thiab cov khoom sib txuas.

Kev puas tsuaj rau lub cable, xws li pinch cov ntsiab lus lossis kev txiav, tuaj yeem ua rau lub teeb liab poob lossis cable tsis ua haujlwm. Kev saib xyuas yuav tsum tau ua thaum tuav thiab txhim kho lub cable, thiab txhua yam kev puas tsuaj rau lub cable yuav tsum tau kho tam sim ntawd.

Ib puag ncig yam tseem ceeb tuaj yeem cuam tshuam rau kev ua haujlwm thiab kev ua haujlwm ntev ntawm hardline coax cable. Cov dej noo tuaj yeem nkag mus rau hauv lub cable thiab ua rau corrosion, uas tuaj yeem ua rau lub teeb liab poob lossis cable tsis ua haujlwm. Qhov kub thiab txias kuj tseem tuaj yeem ua rau cable expansion lossis contraction, uas tuaj yeem ua rau cable puas lossis hloov pauv ntawm cable impedance.

Txhawm rau kom tsis txhob muaj kev sib tw nyuaj, nws tseem ceeb heev uas yuav tsum ua raws li cov chaw tsim khoom cov lus qhia rau kev teeb tsa thiab siv cov qauv kev txhawb nqa tsim nyog thiab cov khoom sib txuas. Txhua qhov kev puas tsuaj rau lub cable yuav tsum tau kho tam sim ntawd kom tsis txhob muaj kev puas tsuaj ntxiv. Tsis tas li ntawd, kev tshuaj xyuas thiab kev saib xyuas ntawm lub cable tsis tu ncua tuaj yeem pab txheeb xyuas cov teeb meem muaj peev xwm ua ntej lawv ua kom tiav cable tsis ua haujlwm.

Txhawm rau tiv thaiv cov kab hluav taws xob los ntawm ib puag ncig xws li ya raws lossis qhov kub thiab txias, nws yog ib qho tseem ceeb uas yuav tsum siv cov tsho thiab cov txheej txheem tsim nyog. Kev teeb tsa sab nraum zoov yuav xav tau huab cua-resistant cable tsho lossis txheej txheej, thiab kev teeb tsa hauv qhov chaw corrosive yuav xav tau cov cables nrog cov txheej tshwj xeeb lossis cov khoom siv los tiv thaiv corrosion.

Nyob rau hauv cov ntsiab lus, kom tsis txhob hardline coax tsis ua hauj lwm, nws yog ib qho tseem ceeb kom ua raws li cov chaw tsim tshuaj paus cov lus qhia rau installation thiab siv tsim nyog cov kev pab cuam thiab connectors, kho tej yam kev puas tsuaj tam sim ntawd, tshuaj xyuas thiab tswj lub cable tsis tu ncua, thiab tiv thaiv lub cable los ntawm ib puag ncig yam xws li ya raws los yog kub heev. .
Yuav ua li cas kom raug siv thiab tswj kom muaj kev sib tw hardline?
Kev siv kom raug thiab kev saib xyuas ntawm hardline coax tuaj yeem pab ua kom nws txoj sia nyob ntev thiab ua kom pom kev ua haujlwm zoo. Nov yog qee cov lus qhia rau kev siv thiab tswj hardline coax:

1. Ua raws li cov chaw tsim khoom cov lus qhia: Thawj kauj ruam hauv kev siv thiab tswj hardline coax yog ua raws li cov chaw tsim khoom cov lus qhia rau kev teeb tsa, siv, thiab tu. Cov lus qhia no yuav suav nrog cov lus qhia rau cable dabtsi yog khoov vojvoog, hom connector, thiab qhov yuav tsum tau rwb thaiv tsev.

2. Kev teeb tsa kom raug: Kev txhim kho kom zoo yog qhov tseem ceeb rau lub neej ntev ntawm hardline coax. Nws yog ib qho tseem ceeb uas yuav tsum tau siv cov qauv kev txhawb nqa tsim nyog thiab cov khoom sib txuas, tsis txhob kinks lossis ntse khoov hauv lub cable, thiab xyuas kom meej tias cov cable yog grounded kom tsis txhob cuam tshuam hluav taws xob.

3. Kev tshuaj xyuas tsis tu ncua: Kev tshuaj xyuas tsis tu ncua ntawm cable tuaj yeem pab txheeb xyuas cov teeb meem muaj peev xwm ua ntej lawv ua kom tiav cable tsis ua haujlwm. Nrhiav cov cim qhia txog kev puas tsuaj xws li kev txiav, pinches, lossis dents hauv lub cable, thiab kho qhov kev puas tsuaj tam sim ntawd.

4. Ntxuav: Cov av thiab cov khib nyiab tuaj yeem sib sau ua ke ntawm lub cable dhau sijhawm, uas tuaj yeem ua rau lub teeb liab poob lossis kev puas tsuaj rau lub cable nws tus kheej. Kev tu lub cable tsis tu ncua tuaj yeem pab tiv thaiv qhov no. Siv daim ntaub ntub dej los ntxuav lub cable, thiab tsis txhob siv cov khoom siv los yog cov tshuaj uas yuav ua rau lub cable puas.

5. Kev tiv thaiv ib puag ncig: Ib puag ncig yam xws li ya raws thiab qhov kub thiab txias tuaj yeem cuam tshuam rau kev ua haujlwm thiab kev ua haujlwm ntev ntawm hardline coax. Txhawm rau tiv thaiv cov kab mob los ntawm cov xwm txheej no, siv cov tsho cable tsim nyog thiab txheej txheej. Kev teeb tsa sab nraum zoov yuav xav tau huab cua-resistant cable tsho lossis txheej txheej, thiab kev teeb tsa hauv qhov chaw corrosive yuav xav tau cov cables nrog cov txheej tshwj xeeb lossis cov khoom siv los tiv thaiv corrosion.

6. Kev cia zoo: Thaum tsis siv, hardline coax yuav tsum muab khaws cia kom zoo los tiv thaiv kev puas tsuaj. Tsis txhob khoov lub cable kom nrawm, thiab khaws cia rau hauv qhov chaw qhuav, qhov kub thiab txias kom tsis txhob muaj cua sov lossis noo noo.

7. Tsis txhob overloading: Ib qho ntawm feem ntau yog vim li cas uas hardline coax ua tsis tau yog vim nws tau overloaded. Overloading tuaj yeem ua rau lub cable overheat, uas tuaj yeem ua rau hluav taws kub thiab puas tsuaj. Txhawm rau tiv thaiv overloading, nws yog ib qho tseem ceeb kom ua tib zoo nyeem cov lus qhia tshwj xeeb rau ob qho tib si cable thiab cov cuab yeej siv nrog nws. Xyuas kom tseeb tias cov cuab yeej siv tau nrog lub cable thiab nws tsis raug ua haujlwm siab tshaj nws cov qib fais fab uas pom zoo.

8. Siv cov khoom txuas kom raug: Thaum txhim kho hardline coax, nws yog ib qho tseem ceeb uas yuav tau siv cov connectors uas tsim los rau cov kev siv cable tshwj xeeb. Kev siv cov khoom sib txuas tsis raug tuaj yeem ua rau lub teeb liab poob lossis kev puas tsuaj rau cable. Cov connectors tseem yuav tsum tau muab ntsia zoo thiab nruj kom ntseeg tau tias muaj kev sib txuas ruaj ntseg.

9. Tsis txhob khoov thiab twists: Hardline coax yog tsim los kom nruj thiab inflexible, yog li nws yog ib qho tseem ceeb kom tsis txhob khoov los yog twisting lub cable ntau tshaj qhov pom zoo los ntawm cov chaw tsim khoom. Kev khoov ntau dhau los yog sib tw tuaj yeem ua rau kinks hauv lub cable, uas tuaj yeem ua rau lub teeb liab poob lossis kev puas tsuaj.

10. Saib xyuas kev ua haujlwm: Kev saib xyuas kev ua haujlwm ntawm hardline coax tsis tu ncua tuaj yeem pab txheeb xyuas cov teeb meem ua ntej lawv dhau los ua teeb meem loj. Koj tuaj yeem siv cov cuab yeej xws li cable analyzer lossis vector network analyzer los ntsuas cov cable impedance, attenuation, thiab rov poob. Yog tias koj pom tias qhov kev ua tau zoo ntawm cov cable tsis tau raws li koj qhov kev cia siab, nws yuav yog lub sijhawm los tshuaj xyuas cov cable kom puas lossis hloov nws tag nrho.

Txhawm rau kom lub neej expectancy ntawm hardline coax, nws yog ib qho tseem ceeb uas yuav tsum tau ua raws li cov chaw tsim tshuaj paus cov lus qhia rau installation, siv, thiab txij nkawm. Kev siv kom raug thiab tswj xyuas hardline coax tuaj yeem pab ua kom nws lub neej expectancy thiab ua kom pom kev ua tau zoo. Txhawm rau ua tiav qhov no, tsis txhob overloading, siv cov khoom sib txuas tsim nyog, tsis txhob khoov thiab sib tw lub cable, saib xyuas kev ua haujlwm tsis tu ncua, thiab tiv thaiv nws los ntawm ib puag ncig. Nws tseem yog ib qho tseem ceeb kom tsis tu ncua xyuas thiab ntxuav lub cable, thiab khaws cia kom zoo thaum tsis siv. Los ntawm kev ua raws li cov lus qhia no, koj tuaj yeem pab xyuas kom meej tias koj qhov kev sib tw hardline ua tau zoo rau lub sijhawm.
Yuav ua li cas hardline coax yog tsim thiab thaum kawg raug ntsia?
Hardline coax cables yog tsim los ntawm ntau theem txheej txheem uas suav nrog kev xaiv cov khoom, sib dhos cable, kuaj, thiab kev teeb tsa. Ntawm no yog ib qho kev piav qhia ntawm txhua theem ntawm cov txheej txheem thiab cov khoom siv uas yuav siv tau:

1. Cov ntaub ntawv xaiv: Thawj kauj ruam hauv kev ua hardline coax yog xaiv cov ntaub ntawv los siv. Cov no feem ntau suav nrog tooj liab sab hauv tus neeg xyuas pib, lub dielectric insulator, thiab tus neeg xyuas pib ua los ntawm braided hlau lossis khoom txhuas.

2. Cable sib dhos: Tom ntej no, lub cable yog sib dhos los ntawm twisting tus neeg xyuas pib nrog lub dielectric insulator thiab ces qhwv lawv nrog cov neeg xyuas pib. Tom qab lub cable tau sib sau ua ke, cov khoom sib txuas thiab / lossis cov adapters txuas rau txhua qhov kawg.

Cov cuab yeej siv:
- Copper hlau rau sab hauv tus neeg xyuas pib
- Ua npuas ncauj lossis khoom polyethylene rau dielectric insulator
- Lub tshuab braiding lossis tshuab spiraling rau cov neeg xyuas sab nraud
- Connectors thiab adapters rau txuas rau txhua qhov kawg

3. Kev Xeem: Thaum lub hardline coax cable tau sib sau ua ke, nws raug sim los xyuas kom meej tias nws ua tau raws li qhov xav tau hluav taws xob tshwj xeeb rau daim ntawv thov. Qhov no feem ntau suav nrog kev sim rau impedance, attenuation, thiab lwm yam ntxwv.

Cov cuab yeej siv:
- Lub network lossis spectrum analyzer rau kev ntsuas cable impedance, ntxig qhov poob, thiab lwm yam
- Lub sij hawm-domain reflectometer (TDR) txhawm rau txheeb xyuas qhov tsis raug ntawm lub cable

Kev xa khoom ntawm hardline coax suav nrog ntim cov cables thiab xa lawv mus rau tus neeg siv khoom lossis tus xa khoom. Nyob ntawm qhov chaw thiab txoj kev xa khoom, tej zaum yuav muaj kev txiav txim siab ntxiv txog kev ntim khoom thiab xa cov cables:

4. Ntim: Txhawm rau tiv thaiv cov cables thaum caij tsheb thauj mus los, lawv feem ntau tau ntim rau hauv txoj kev uas tiv thaiv kev puas tsuaj lossis tangling. Qhov no yuav suav nrog coiling cov cables kom huv si thiab ruaj ntseg nrog cov hlua los yog khi. Hardline coax kuj tseem raug xa mus rau ntawm cov reels los tiv thaiv kinking lossis khoov.

5. Kev Thauj Khoom: Txoj kev xa khoom siv yuav nyob ntawm qhov chaw thiab qhov ceev ntawm qhov kev txiav txim. Rau kev ncua ntev lossis kev xa khoom txawv teb chaws, cables yuav raug xa los ntawm huab cua lossis hiav txwv freight. Cables kuj tseem raug xa los ntawm kev thauj mus los hauv av kom luv luv.

Cov cuab yeej siv:

Cable coiling tshuab kom zoo zoo coiling lub cable
Cable khi tshuab los yog zip ties rau kev ruaj ntseg cables nyob rau hauv qhov chaw
Ntim cov ntaub ntawv xws li npuas qhwv, padded hnab ntawv lossis lub thawv rau kev tiv thaiv cov cables thaum caij tsheb npav
Reels rau shipping hardline coax los tiv thaiv kinking los yog dabtsi yog khoov

6. Installation: Thaum lub hardline coax yog tsim thiab sim, nws tuaj yeem ntsia tau rau hauv kev tshaj tawm. Qhov no tej zaum yuav cuam tshuam txog kev xa cov cable los ntawm cov kav dej lossis lwm cov qauv kev tiv thaiv, ua kev sib txuas ntawm lub cable thiab lub transmitter lossis kav hlau txais xov, thiab kev ruaj ntseg rau hauv qhov chaw.

Cov cuab yeej siv:
- Cable routing cuab yeej xws li ntses tapes los yog cable pullers
- Cov cuab yeej crimping rau txuas txuas thiab adapters
- Lim nyem fixtures kom ruaj ntseg cable nyob rau hauv qhov chaw
- Kev tiv thaiv cov kav dej los yog lub tsho tiv thaiv kom tiv thaiv lub cable los ntawm ib puag ncig yam

Zuag qhia tag nrho, txheej txheem ntawm kev tsim thiab txhim kho hardline coax muaj ntau yam khoom siv tshwj xeeb thiab kev txawj ntse. Nws yog ib qho tseem ceeb uas yuav tau ua hauj lwm nrog cov kws tshaj lij lossis cov kws tshaj lij los xyuas kom meej tias cov cable tau tsim thiab teeb tsa kom raug thiab ua tau raws li cov kev cai tshwj xeeb ntawm koj qhov kev tshaj tawm.

NCO NTSOOV

NCO NTSOOV

    TIV TAUJ PEB

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    FMUSER INTERNATIONAL GROUP LIMITED.

    Peb ib txwm muab peb cov neeg siv khoom nrog cov khoom lag luam txhim khu kev qha thiab kev pabcuam siab.

    Yog tias koj xav tiv tauj peb ncaj qha, thov mus rau hu rau peb

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