Incamake
SR812ST (R) nicyiciro cyacu kigezweho-gisohoka catv Network optique yakira. Pre-Amplifier ya Amplifier yuzuye-gaas Mcmic, nyuma ya Amplifier yemeye module ya Gaas. Igishushanyo mbonera cyumuzunguruko hamwe hamwe nimyaka 10 yubunararibonye bwumwuga, kora ibikoresho bigera kubintu byiza. Igenzura rya micropropsorsorsorsorsomsor, kwerekana ibipimo, ikibazo cyubwubatsi kiraryoroshye cyane. Nibikoresho nyamukuru byo kubaka umuyoboro wa Catv.
Ibiranga imikorere
- Igisubizo cyo hejuru Pin Photofectric Kureka.
- Igishushanyo mbonera cyoroshye, umusaruro wa SMT, hamwe ninzira yerekana ibimenyetso byerekana ibimenyetso bya fotoelectlic byinshi.
- Intangiriro idasanzwe ya Chip, hamwe na RF nziza kandi iringaniye umurongo, ukuri gukomeye.
- Igikoresho cya Gaas Amplifier, imbaraga zisohoka kabiri, ufite inyungu nyinshi kandi zigoretse.
- Microcomputer imwe (SCM) Ibikoresho byo kugenzura bikora, LCD yerekana ibipimo, byoroshye no gukora neza, nibikorwa bihamye.
- Imikorere myiza ya AGC, mugihe ibyinjira bya optique byemewe -
- Imigaragarire ya leta yabitswe, irashobora guhuza nicyiciro ⅱ Gusubiza Urutonde, kandi ugere kuri sisitemu yo gucunga imiyoboro.
- Garuka imyuka irashobora guhitamo uburyo bwo kugabanya cyane kugabanya urusaku no kugabanya umubare wakira urwango.
Ihuza Ibizamini
Ibipimo bya tekiniki byiki gitabo ukurikije uburyo bwo gupima gy / t 194-2003
1. Imbere Optique Kwakira Igice: Hamwe na 10km Standard Fibre Shiraho 59 Pal-D AnALT TV ikimenyetso cya TV kurwego rwa 45/8mHz ~ 550mhz munsi yumurongo wagenwe. Kohereza digisiyo ya Digital Ikimenyetso kuri 550mHz ~ 862 / 1003mhz, urwego rwa digitale Iyo iyinjiza ingufu za optique zibyakira optique ni -2DBM, urwego rwa RF rwabaye 108DBAμIbisubizo kuri 9DB, gupima C / CTB, na c / n.
2. Gusubira inyuma kwa Optique transmit Procet: Ihuza Ihuza na NPR Dynamic nkuru ni urutonde rwihuza rugizwe na optique optique optique hamwe nuwakiriye neza.
Icyitonderwa: Iyo urwego rwabigenewe rwa sisitemu ni sisitemu yuzuye hamwe nimbaraga za optique ni -2DBM, ibikoresho byujuje ubuziranenge burundu urutonde rwimirongo. Iyo sisitemu iboneza rigabanya (ni ukuvuga, umurongo woherejwe ugabanya), urwego rwibikoresho ruziyongera.
Amatangazo ya gicuti: Tanga igitekerezo cyo gushiraho ikimenyetso cya RF kuri 6 ~ 9DB Isote mbi mubyo ushinzwe amakuru yubuhanga kugirango utezimbere urutonde rudasanzwe (munsi ya node) ya sisitemu ya kabili.
SR812ST igana hanze yo hanze 2-ibisohoka fibre optique yakira | |||||
Ikintu | Igice | Tekinike | |||
Imbere yo kwakira neza | |||||
Ibipimo bya Optique | |||||
Kwakira imbaraga za optique | dbm | -9 ~ +2 | |||
Igihombo cyo kugaruka | dB | > 45 | |||
Uburebure bwa Optique | nm | 1100 ~ 1600 | |||
Ubwoko bwa Optique |
| FC / APC, SC / APC cyangwa yagenwe numukoresha | |||
Ubwoko bwa fibre |
| Uburyo bumwe | |||
IhuzaImikorere | |||||
C / n | dB | ≥ 51 (-2DBM Yinjije) | |||
C / ctb | dB | ≥ 65 | Ibisohoka Urwego 108 DBV Kuringaniza 6DB | ||
C / CSO | dB | ≥ 60 | |||
Rf ibipimo | |||||
Interanshuro | Mhz | 45 ~ 862 | 45 ~ 1003 | ||
Kuringaniza muri Bande | dB | 0.75 | 0.75 | ||
Urwego rusohoka urwego | dbv | ≥ 108 | ≥ 108 | ||
Urwego rwibisohoka | dbv | ≥ 114 | ≥ 112 | ||
Ibisohoka kugaruka | dB | (45 ~ 550MHZ) ≥16 / (550 ~ 1000mhz) ≥14 | |||
Ibisohoka Impemu | Ω | 75 | 75 | ||
Kugenzura ibikoresho bya elegitoroniki eq intera | dB | 0 ~ 10 | 0 ~ 10 | ||
Kugenzura ibikoresho bya elegitoroniki | dbv | 0 ~ 20 | 0 ~ 20 | ||
Garuka optiqueEubutumwaPubuhanzi | |||||
Ibipimo bya Optique | |||||
Optique yohereza uburebure | nm | 1310 ± 10, 1550 ± 10 cyangwa yagenwe numukoresha | |||
Ibisohoka Imbaraga za Optique | mW | 0.5, 1, 2 | |||
Ubwoko bwa Optique |
| FC / APC, SC / APC cyangwa yagenwe numukoresha | |||
Rf ibipimo | |||||
Interanshuro | Mhz | 5 ~ 65 (cyangwa yagenwe numukoresha) | |||
Kuringaniza muri Bande | dB | 1 | |||
Urwego rwinjiza | dbv | 72 ~ 85 | |||
Ibisohoka Impemu | Ω | 75 | |||
NPR Dynamic Range | dB | ≥15 (NPR≥30 DB) Koresha DFB Laser | ≥10 (NPR≥30 DB) Koresha FP Laser | ||
Imikorere rusange | |||||
Tanga voltage | V | Igisubizo: ac (150 ~ 265) v; b: ac (35 ~ 90) v | |||
Ubushyuhe bukora | ℃ | -40 ~ 60 | |||
Ubushyuhe bwo kubika | ℃ | -40 ~ 65 | |||
Ugereranije n'ubushuhe | % | Max 95% Nta Congensnsional | |||
Gukoresha | VA | ≤ 30 | |||
Urwego | mm | 260 (L) ╳ 200 (W) ╳ 130 (H) |
SR812ST igana hanze hanze 2-ibisohoka fibre optique yakira urupapuro.pdf