Авторизация





регистрация
восстановить пароль
Перейти на главную страницу
(048) 777-444-7, (066) 777-444-7
(068) 777-444-7, (073) 777-444-7


КАТАЛОГГоловные станции КТВASTROМодуля Х серии
X-QAM duo 7 S2 - QPSK DVB-S2 to QAM DVB-C 
X-QAM duo 7 S2 - QPSK DVB-S2 to QAM DVB-C

Раздел: 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






сайт фирмы Мортелеком-Сервис
1998-2018, all Rights Reserved
About | Статьи | Объявления | Тех.отдел | Рассылка | Карта сайта | Одесса | Донецк