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Help CenterDvb-c Catv Digital Headend(4 ASI IN,4 QAM RF Out)
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dvb-c catv digital headend(4 ASI IN,4 QAM RF out)
4IN1 ASI QAM Modulator
Overview
4IN1 ASI QAM Modulator has 4×ASI input and 4×QAM modulating carrier output. Each carrier has independent signal channel encoding and direct RF output. One set of 4in1 QAM modulator can work as 4 stand alone QAM modulators, which significantly reduces the network operators’ head-end cost. It suits 1U rack and can be configured by front panel LCD and NMS (network management software).
Technical Specifications
Input |
4×ASI, BNC interface |
|
Output |
Interface |
RF, F-head |
Constellation |
16, 32, 64, 128, 256 QAM |
|
Standard |
EN300 429/ITU-T J.83A |
|
Symbol Rate |
5~9 Msps |
|
Error-Correcting Codes |
RS code188/204 |
|
Impedance |
75Ω |
|
Frequency Range |
47~870MHz, 1khz step |
|
Output Level |
85dBuV~105dBuV |
|
MER |
≥40dB |
|
BER |
0 |
|
Control |
IP remote |
NMS (Ethernet Port, RJ-45) , 10/100m base-TX, |
Front panel |
Keyboard + LCD |
|
General Features |
Size |
482mm×280mm×44mm |
Temperature |
0~45°C (Operation); -20~80°C (Storage) |
|
Power |
100-240VAC, 50Hz, 25W |
|
Order Guide
4104 |
4×ASI in, 4in1 RF out |
4174 |
4in1 ASI MUX-Scrambler QAM Modulator(8 ASI IN,4 QAM RF out) |
4135 |
DVB-S2*8-4QAM TransModulator(8*DVB-S/S2+4*ASI in,4 QAM RF out) |
Modulator frequency output setting :
Assembling :
Packing:
Stocking:
Company information:
Certificate&Exhibition:
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