Astaamaha
1. Loogu talagalay in lagu helo calaamada kor u kaca iyo gudbinta signalka soo celinta xudunta qaybinta ama dhamaadka madaxa.
2. Wuxuu aqbali karaa muuqaal, maqal ama isku dhafka calaamadahan.
3. Dhibcaha tijaabada RF iyo sawirka indhaha ee hadda jira ee qaataha kasta oo ku yaal dhinaca hore ee chassis-ka.
4. Heerka wax soo saarka RF waxaa lagu hagaajin karaa gacanta iyada oo la isticmaalayo attenuator la hagaajin karo oo ku yaala dhinaca hore.
Xusuusin
1. Fadlan hadda ha isku dayin inaad eegto xidhiidhiyeyaasha indhaha marka korontadu isticmaasho, dhaawac isha ayaa keeni kara.
2. Waa mamnuuc in la taabto leysarka iyada oo aan wax qalab ah oo ka hortag ah.
3. Ku nadiifi dhamaadka xidhiidhiyaha unug bilaash ah oo lagu qooyay aalkolo ka hor inta aanad xidhin xidhaha gelinayn weelka adabtarada SC/APCS.
4. Mashiinku waa in dhulka la dhigo ka hor inta aan la hawlgelin. Iska caabbinta dhulku waa inay noqotaa <4Ω.
5. Fadlan si taxadar leh u leexi fiber-ka.
SR804R CATV 4 Way Iibka Jidka Soo Celinta Jidka | |
Muuqaal | |
Dhererka hirarka indhaha | 1290nm ilaa 1600nm |
Kala duwanaanshaha gelinta indhaha | -15dB ilaa 0dB |
Xidhiidhiyaha Fiber | SC/APC ama FC/APC |
RF | |
heerka wax soo saarka RF | > 100dBuV |
Bandwidth | 5-200MHz/5-65MHz |
Xakamaynta RF | 75Ω |
Fiican | ±0.75Db |
Gacan-gacmeedka Att Range | 20dB |
khasaaraha soo laabashada | > 16dB |
Dhibcaha tijaabada | -20dB |
SR804R CATV 4 Way Aragtida Jidka Soo Celinta Jidka Qaadaha.pdf