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CHENGDU WANFA TV&COMMUNICATION EQUIPMENT CO.,LTD

    
QAM Modulator

QAM Modulator


[wanfa] [China]
Posted Date: July 13, 2006
Free Member  |  Rate this company
   
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Description
Outline

The 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.


Feature

Complying DVB standard signal channel coding.
Support full range variable data rate, bandwidth and QAM mode Data stuffing
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
PCR adjusting, output symbol rate variable:1-7Ms/s；
Fixed or agile channel output;
Providing DVB ASI/SPI code stream interface.
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
2~7Mbaud/s

Correction coding
RS Coding204

Input data rate
1.5~51Mbps

Channel data rate
20~56Mbps

IF output

IF Channel
35.25/36.15/36.65/70MHz(Optional)

Output Level
100dBmV

Impedance
50Ω/75Ω

Miscellaneous

Dimension
19 Inch 1U Standard Structure

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 Broadcasting
Related Products: qam modulator, qam »
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