???? ??? LNB ????? Ku
??????? ????? ?????? (Feed Horn) WR42 ????? Ka – ???? LNB
1. ???? ???? ??? ??????
?? ????? ????? ?????? ??????? WR42 ????? Ka ?????? ??????? ?? ????????? ???????? (Offset Parabolic) ???????? ?????? ???????? (Prime Focus)? ??????? ?? ????? ??????? LNB ??????? ?? ???? Ka. ???? ??? ??????? ?????? ??????? ??????????????? ???????? ?????? ?????? ?????? ??????? ??? ???????? ???? ??????? ?????? ?????? ????? ????? (VSWR)? ????? ????? ????? ????? ??????? ???????. ??????? ??? ???? ???? ?? ????? ???????? ???????? ??????? ???? ?????????? ??? ???????? ??????? ???????? ??????? ??????? ??????? ????????? ???????? ????????? (RF).
2. ???????? ???????? ????????
| ????? |
???????? |
??????? |
| ????? ???? ?????? |
WR42 |
???? ???? ?????? ????? |
| ??? ??????? |
R220 / UG-595/U |
????? ?????? ?????? ?????? |
| ???? ????? |
14.9 ???????? |
???? ???????? ???? Ka |
| ???? ?????? ???????? |
18.0 – 26.5 ???????? |
???? ???? ????????? ?????? (Downlink) ????? Ka |
| ??? ????????? |
??????? ??? ????? / ????? |
?????? ???? ??????? |
| ????? ??????? |
1. ??????? Offset: 0.3 – 1.2 ?
2. ??????? ???? ??????: 0.6 – 5 ? |
????? ?? ???? ????? ??????? ???????? |
3. ???????? ?????????? ???????? ????? RF
| ????? |
?????? ????????? |
???? ?????? |
??? ??????? |
| ??? ??????? |
≤ 0.35 dB (????? ?????? ??????) |
≤ 0.5 dB |
????? ????? ???????? ????? ???? C/N ???? ????? ???? ?????? |
| VSWR (???? ???? ??????) |
≤ 1.20 |
≤ 1.25 |
????? ??? ???? ???? ?????? ??????? ???? ????? LNB |
| VSWR (????? LNB) |
≤ 1.25 |
≤ 1.30 |
??????? ??? ?????? ??? ????? ??????? |
| ??? ????????? (?????) |
≥ 25 dB |
≥ 22 dB |
??? ??????? ??? ??????????? H/V ???? ???? ????? BER |
| ????? ????????? ???????? XPD |
≥ 22 dB |
≥ 20 dB |
?????? ????? ??????? ??????? ??????? |
| ????? ??????? |
≥ 82% |
≥ 78% |
????? ????????? ?? ??? ??????? |
| ??????? ?? ????? ?????? |
≤ 0.2 dB |
≤ 0.3 dB |
?? ????? ?? ???? ???? LNB ?????? |
| ???? ?????? ?????????? |
?????: 30 ??? / ????: 100 ??? |
— |
???? ??????? ??????? ?????? ????? |
4. ???????? ??????????? ????????
- ??????:? ????? ???? ???? ?????? ?? ??????? ?????? ????? ??????? ?????? ??? ???????? ???????
- ???? ???????:? IP65
- ???? ????? ???????:? –40 °C ??? 65 °C
- ???? ????? ???????:? –50 °C ??? 70 °C
- ??????? ????????:? ????? ????? ?????? ????? ?????? ????? ?????? ???????
5. ??? ??????? ?? ?????????
5.1 ??????? ??????? (Offset)
????? ??? ????? ???? ????? ???? ????? ???? ????? ?????? ??????? ?? ??????? ??????? (0.3 – 1.2 ?)? ???????? ?? ??????? ????????? ???????? ??????? ??? ???????? ???????.
5.2 ??????? ?????? ???????? (Prime Focus)
???? ??????? ??????? ???????? ???? ??????? ?????? ?????? ?? ??????? ??????? (0.6 – 5 ?)? ?? ??????? ??????? ???????? ?????? ??????? ????? ???????? ??????? ????????.
6. ?????????? ???????
6.1 ?????? ???? ??? ???? Ka?
???? ?????? ????? ??????? ??????? ?????? ???????? ??????? ??? ???????? ????????? ????? ????? ??????? ??????? (RV)? ????? ????? ????? VSAT.
6.2 ???? ??????? ?????????
??????? ?????? 4K/HD ????????? ??? Ka? ????? ??? ??????? ??????? ?? ??????? ????????? ????? ????? ????? ????????? ?????????.
6.3 ??????? ???????? ????????? ???????
????? ??? ?????? ????? ?????? ????? ????? ????????? ??? ?????? ?????? ??????? ???????? ??? ????????? ???? ????? ????? ?????? ????????? ????????.
6.4 ?????? ??????? RF ?????????
?????? ????? ??????? ???? ??????? ?? ??? ????? ?? ?????? ?????? ?????? ???? ???? Ka ??????? LNB? ????? ????? ?????????.
6.5 ????????? ???????? ????????? ???????
????? ??????? ?????? ????? ??????? ???????? ?????? ????? ????? ?????? ????? ??????? ?????? ??????? ??????.
7. ??????? ???????? ??????
- ??? ????? ???? ???????? (≤ 0.35 dB) ????? ??? ???????? ??????? ????? ???? ?????? ??? ?? ????? ?????? ?? ???????.
- ????? VSWR ????? ??????? ????? ????? ??? ?????? ????? ??? ???? LNB ????? ??????? ??????? 24/7.
- ??? ??????? ????? (≥ 25 dB) ???? ??????? ??? ??????????? ????? ?????????? ???????? ?????? ??????.
- ????? WR42 ?????? ?????? ?????? ?? ???? ??? LNB ????? Ka? ?? ???? ??????? ??????????.
- ???? ????? ????? IP65 ????? ?????? ???????? ???? ?????? ?? ??????? ??????? (??????? ???????? ?????).

