Каталог товаров:
|
КАТАЛОГ → Головные станции КТВ → ASTRO → Модуля Х серии 
 | |
|
- for processing of DVB-S(2)-modulated SAT-IF-signals into QAM-modulated independent adjustable output channels);
- integrated data rate adjustment, PCR-correction, PID-filter (pass or drop service filter) and NIT-generation
DVB-S(2) demodulator |
Input frequency range | [MHz] | 920 - 2150 |
Input level | [dBmV] | 50- 80 |
SAT IF input |
| F jack, 75 |
Input symbol rate | [MS/s] | maximum 30,0 |
DVB-S viterbi |
| 1/2; 2/3; 3/4; 5/6; 6/7; 7/8 |
DVB-S2 LDPC |
| 1/4; 1/3; 2/5; 1/2; 3/5; 2/3; 3/4; 4/5; 5/6; 8/9; 9/10 |
DVB-S2 roll-off-factors |
| 0,20; 0,25; 0,35 |
DVB-S2 modulation |
| QPSK, 8PSK |
QAM modulator |
Modulation |
| 16-, 32-, 64-, 128-, 256-QAM |
Signal processing |
| according DVB standard |
Spectrum shape cos-roll-off | [%] | 15 |
FEC |
| Reed-Solomon (204,188)-Code |
Data rate adjust |
| yes
|
PCR correction |
| yes
|
NIT handling |
| yes
|
PID filter |
| Pass or Drop Service Filter |
Output symbol rate | [MSym] | depends on input data rate, 3,45 - 6,9 |
Bandwidth | [MHz] | depends on input data rate, 4 - 8 |
Brutto data rate | [MBit/s] | maximum 55,2 |
RF output |
Connections |
| IEC jack, 75 |
Freqency range | [MHz] | 47 - 862 (C 2 - C 69) in 1-MHz-steps adjustable |
Output level | [dBmV] | 80 Е 90, adjustable |
MER (Equalizer, 64 QAM) | [dB] | typ. 45 |
Spurious freq. distance 40 - 862 MHz | [dB] | > 60 discrete interferences / > 57 noise interferencesа |
а>950 MHz |
| > 20 relating to 100 dB╡V system level and 90 dB╡V operating level |
Power consumption | [W] | 17,1 |
Ambient temperature | [C] | 0... +50 |
- for processing of DVB-S(2)-modulated SAT-IF-signals into QAM-modulated independent adjustable output channels);
- integrated data rate adjustment, PCR-correction, PID-filter (pass or drop service filter) and NIT-generation
DVB-S(2) demodulator |
Input frequency range | [MHz] | 920 - 2150 |
Input level | [dBmV] | 50- 80 |
SAT IF input |
| F jack, 75 |
Input symbol rate | [MS/s] | maximum 30,0 |
DVB-S viterbi |
| 1/2; 2/3; 3/4; 5/6; 6/7; 7/8 |
DVB-S2 LDPC |
| 1/4; 1/3; 2/5; 1/2; 3/5; 2/3; 3/4; 4/5; 5/6; 8/9; 9/10 |
DVB-S2 roll-off-factors |
| 0,20; 0,25; 0,35 |
DVB-S2 modulation |
| QPSK, 8PSK |
QAM modulator |
Modulation |
| 16-, 32-, 64-, 128-, 256-QAM |
Signal processing |
| according DVB standard |
Spectrum shape cos-roll-off | [%] | 15 |
FEC |
| Reed-Solomon (204,188)-Code |
Data rate adjust |
| yes
|
PCR correction |
| yes
|
NIT handling |
| yes
|
PID filter |
| Pass or Drop Service Filter |
Output symbol rate | [MSym] | depends on input data rate, 3,45 - 6,9 |
Bandwidth | [MHz] | depends on input data rate, 4 - 8 |
Brutto data rate | [MBit/s] | maximum 55,2 |
RF output |
Connections |
| IEC jack, 75 |
Freqency range | [MHz] | 47 - 862 (C 2 - C 69) in 1-MHz-steps adjustable |
Output level | [dBmV] | 80 Е 90, adjustable |
MER (Equalizer, 64 QAM) | [dB] | typ. 45 |
Spurious freq. distance 40 - 862 MHz | [dB] | > 60 discrete interferences / > 57 noise interferencesа |
а>950 MHz |
| > 20 relating to 100 dB╡V system level and 90 dB╡V operating level |
Power consumption | [W] | 17,1 |
Ambient temperature | [C] | 0... +50 |
|