Iindlela zokusebenza kweproduksi | |||||||||
Igama lembhango | Isikhoba somphendvane lompolweni olushesha | ||||||||
Usizo wesikhephe | RG213 | Isimpendulo | GB/T14864-2013 | ||||||
ububanzi bokuphakamisa | |||||||||
Ayikho | Ithemba | Umbuso | Imatererya | Ubomi | |||||
1 | Umphathi Wentsha | 7*0.75 mm | Bare Copper | Umbala | |||||
2 | Ukuphakamisa | 7.25±0.10mm | PE | Mhlophe | |||||
3 | Wire braid | 144*0.15mm | Bare Copper | Umbala | |||||
4 | Umkhophu | 10.20±0.10 mm | PVC | Nyala | |||||
5 | Ukubuyisela | RG213 ***M | |||||||
2. Izinto zemfanelo nezilungiselelo zokuphumelela kwe-produksi | |||||||||
Ithemba | Yini | Inkxaso | |||||||
Ukuphakamiswa | pF⁄m | 100±5 | |||||||
Impedance | ω | 50±2 | |||||||
Isimbi sesithuthukiso | % | 66 | |||||||
Indawo yobukhuhlu | mm | 100 | |||||||
Umvolti esilandelile | VMS | 1500 | |||||||
Isibalo sasinye esilandelile | MHz | 3000 | |||||||
Umbiko wesithathu | ℃ | -20 ~ +80 | |||||||
Isivumelwano sokubhedelela kwi-20℃(Emax.) | 200MHz | dB⁄100m | 10.8 | ||||||
400MHz | dB⁄100m | 15.5 | |||||||
900MHz | dB⁄100m | 24.1 | |||||||
1800MHz | dB⁄100m | 35.5 | |||||||
2000MHz | dB⁄100m | 37.7 | |||||||
2400MHz | dB⁄100m | 41.8 | |||||||
3000MHz | dB⁄100m | 47.9 |
Coaxial Cable
Uma ufuna amandla aqhelekileyo amaphethu amacoaxial kwiseva yakho ye-CCTV, uzukuphinde ngenkxaso yokuba ngokubanzi kwi-CCTV Coaxial Cable ne-75ohm RG59 Rg11 RG6 Coaxial Cable.
Leli Coaxial Cable le-75ohm RG59 Rg11 RG6 yeseva ye-CCTV elibizwa ngokuthi yiye ngendlela engenziwe ukuya kwindawo yokugcina, nesichathulo esiqhelekanga lokunquma ukusetyenziswa kwezinye izinto. Impendulo ye-75ohm iyeyokulungisa ukuba umthakathi wokuqala okanye obucacileyo, ukuze libe liphakamise kubalulekileyo kusetyenziswa ngecamara ye-CCTV ephakanyiswayo.
Ngenxa yokuba kukho amashumi amabini amafanele ekufundweni kwemali, i-Coaxial Cable inesicelo somkhonto wesibhedlela ukwenza amandla amaqhelekileyo nokuba kuhlu kunye nokuhlola. Leli Coaxial Cable le-75ohm RG59 Rg11 RG6 yeseva ye-CCTV liyinkxaso yomoya omkhulu xa ufuna ukusetshenziswa usetafayithi olusha noma ukuyongeza isetifayithi sakho sasedlule.
I-Cable yaseCoaxial ye-75ohm RG59 Rg11 RG6 yenxumo eyafaka uququzelelo lokulandelwa kwe-20 amagodi, uluhlola olwandlelwanga olwenziwayo, ngokufinyelela ukuba ungene nge-sistema yeCCTV ngokubona nokuthi ufuna ukuyibuyela efundekayo.
Kunenqanawe enkulu elithintekayo, kufuneka uhlanganise imigomo engaphezulu ukuphatha nokuba uphinde uthumele amacamera akho apho kufuneka ahlale.
Ngokushesha okanye ungena wemisebenzi omncedisi wakwakhona okanye ungena wesicelo somphumela soDIY, i-Cable yaseCoaxial yenxumo ye-20 amagodi, RG59, Rg11, RG6 yaseCCTV iyixhasa lokulandelwa lomoya oluhlobene ne-CCTV. Futhi, ngukushesha ukuba uyitheme? Thengisa wona sithathu esikwangeni sendaweni yakho bese thanda ukubona izividyo ezikhohliso zikhona ngaphambi kokuthi uzame.
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