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JXDH-6302 QAM Modulator
JXDH-6302 QAM Modulator, is the main equipment CATV digital head-end, receiving DVB transport streams which come from coder, multiplexer, DVB gateway, scrambler, video server etc. It does signal processing like RS coding, convolution interleaving and QAM modulating, providing IF/RF output.
Complying DVB standard signal channel coding.◆Support full range variable data rate, bandwidth and QAM mode Data
stuffing◆super buffer (optional)，anti-burst code stream◆PID filter, re-reflection, PSI、SI information synchronal updating
possible.◆Automatically code stream stuffing and empty pocket deleting.◆Code stream real-time monitoring, empty pocket filtering◆Support NIT table modifying◆real-time code stream monitoring◆PCR adjusting, output symbol rate variable:1-7Ms/s；◆Fixed or agile channel output;◆Providing ASI and Ds3 input port and output port (optional)◆Providing RF output monitoring port（-20dB）；◆Local or Remote administration possible.◆LCD display, flexible in operating◆High reliability design, stable in running
Specifications：
Modulating mode
16、32、64、128、256 QAM
Symbol rate
3~7Mbaud/s
Correction coding
RS Coding204
Input data rate
1.5~51Mbps
Channel data rate
20~56Mbps
MER
≥33dB
BER
1´10-8
Input interface
ASI
DVB standard
SPI
IF output
IF Frequency
OptionalIF
RF Frequency
110~862MHz
Output Level
≥115dBmV
Output Level adjustale
100dBmV
Impedance
75Ω
Output return loss
≥12
Miscellaneous
Dimension
44mm´482mm´410mm
Temperature
0 ~ 45℃(Operating) -20 ~ 80℃(Storage)
Power
220VAC±10%，50Hz，25W
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Chengdu Jie Xun Electronics Co., LTD
#15-3,Jinhua South Building,Sec 4th,No.46 of People's South Road, Chengdu,Sichuan,China. Postcode610041Tel:+86-28-82000090
FaX:+86-28-85182971
E-mail:jx3@jie-xun.com
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