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qam modulator with stand alone scrambler
DVB-C/QAM Scrambler Modulator
Overview
DVB-C/QAM Scrambler Modulator supports 1×ASI input and 1×RF (DVB-C/QAM signal) output. It supports DVB standard scrambling (4×CAS/SMS simulcrypt), RS coding, convolution interleaving and QAM modulation channel processing and 16~1024 QAM mode. It suits 1U rack and can be configured by front panel LCD and NMS (network management software).
Technical Specification
Input | ASI in (DVB standard, BNC interface) | |
Output | Interface | RF, F-head |
Frequency | 47MHz~870MHz (1khz step) | |
Symbol Rate | 5~9Msps | |
Constellation | 16, 32, 64, 128, 256 QAM | |
RS code | Error-Correcting Codes, 188/204 | |
MER | ≥40dB | |
BER | 0 | |
Output Level | ≥115dBmV | |
| Level Attenuation:0~20dB (0.5dB step) | |
Impedance | 75Ω | |
Scrambler | support 4×CAS/SMS; head-end implementation of DVB simulcrypt (ETSI TS 103 197 V1.4.1) | |
| PCR correction | |
Control | IP remote | NMS (Ethernet Port, RJ-45) , 10/100m base-TX, |
Front panel | Keyboard + LCD | |
General Features | Size | 410mm×280mm×44mm |
Temperature | 0~45°C (Operation); -20~80°C (Storage) | |
Power | 100-240VAC, 50Hz, 25W | |
Order Guide
3102 | ASI in, DVB-C/QAM RF out |
Network Management Software
Modulator setting:
scrambler setting:
ASI 2 PID passthrought setting:
NIT edit:
Assembling :
Packing:
Stocking:
Company information:
Certificate&Exhibition:
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