QAM Modulator

QAM6200 is a prefessional quality,digital headend transcoder that accepts transport stream.It does processing such as RS coder, scrambler, interleaver, QAM, wave filter,finally upconvert intermediate frequency signal into RF signal,and transmit the signal onto any desired CATV or off-air output channel between 110-870MHz.
Key Features:
 16,32,64,128,512 and 1024 QAM
 Variable Symbol Rate from 1 to 7 Mbaud
 High MER Output Signal Quality and Phase Noise of Best Performance
 Support edition of all PSI/SI tables
 PID filtering,remapping,modifying and PSI/SI generating
 Chinese/english LCD display,flexible in operation
 SNMP management,RealTime Remote control and diagnostics
 Full frequency agile 110-870MHz
 High reliability design,stable in running
Application:
 DVB-C
 MMDS/MUDS
 Remote education and /Bussiness TV
 NVOD/VOD
Technical Specifications
DATA INTERFACES
ASI INTERFACES
 2 ASI Input
 Accordance to EN50083-9
 Connector: BNC,75ohm
 Bit Rate:   ≤108 Mbps
 Packet Format: 188,204 bytes
DS3 INTERFACES(OPTION)
 1x DS3
 Full accordance to G.703 standard
 Bit Rate:44.736Mbps DS3:34.368Mbps E2
 Connector:BNC,75ohm
RF INTERFACE
RF OUTPUT
 1x RF output
 Connecter: F-type or BNC,75ohm
 Output Frequency Range: 110-870MHz
 Return Loss: ≥15dB
 Phase Noise: ≤ -95dBc/Hz@10KHz
 RF Level: 110—120 dBuV, Step 0.5dB
 Symbol Rate:1-7 Mbaud
RF TEST-POINT
 Connecter: F-type,75ohm
 RF Level:  90—100 dBuV, Step 0.5dB
CHANNEL ENCODING
 QAM Contellations: All constellations up to 1024 QAM
 MER: ≥36dB
 BER: ≤ 0.5 x 10 -9 (64QAM)
 SNR: ≥50dB
 Randomisation encoding: RS Trellis and Interleaving according to ITU-T Annex A,B,C
PROCESSING
 PID filtering and modify
 PCR de-jittering and re-correcting
 PSI/SI modify and generation
 Adjustable bitrate accordance to configuation reference
CONTROL INTERFACE
 Front Panel control for local operation,LCD display and cursor/enter esc keys,led display
 WEB Interface: Ethernet 10/100Base-T, SNMP management
ENVIRONMENT
 Power Supply:AC 90-250V  50/60Hz
 Power consumption:25W
 Operating temperature:-10-50°C
 Storage temperature:-10-75°C
 Dimensions:length:318mm width:483mm high:44mm
 Weight:4kg