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chengdu jiexun electronics Co., Ltd

    
QAM MODULATOR

QAM MODULATOR


[JXDH-6302] [China]
Posted Date: April 24, 2008
Free Member  |  Rate this company
   
Description
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.
Features
◆ 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 Coding188/204
Input data rate 1.5-51Mbps
Channel data rate 20-56Mbps
MBR >33dB
BER 0
Input interface ASI DVB standard
SPI
Output
IF Frequency 36/36.15/36.65/44/70MHz(Optional)
RF Frequency 47-870Mhz
Output Level ≥115dBμV
Output Level adjustable 0-16dB(0.5dB stepping)
Impedance 75Ω
Output return loss ≥12dB
Miscellaneous Dimension 44mmx482mmx410mm
Temperature 0-45℃(Operating) -20-80℃(Storage)
Power 220VAC±10%，50Hz，25W
 
 
Other Information
Location:  China 
Minimum Order:   
Price for Minimum Order:   
  (This price is only for minimum order, for large quantities, please contact)
Sample Available:  No 
Related Categories: Radio & TV Equipment
Related Products: qam, qpsk »
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