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Hangzhou Prevail Optoelectronic Equipment Co., Ltd.

Modulator, Qam Modulator, Digital Modulator manufacturer / supplier in China, offering QAM Modulator with TS Multiplexing(WDQ-3204B), CATV Optical Receiver (WR1004DJ), Waterproof Optical Fiber Closure and so on.

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QAM Modulator with TS Multiplexing(WDQ-3204B)

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 100PCS/Month
Transport Package: Pearl Wool
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: WDQ-3204B
  • name: QAM Modulator with TS Multiplexing
  • Trademark: Prevail/Fobetmoc
  • Origin: China
  • Type: TV Front-end Equipment
  • suport: ITU-T J.83 Annex A
  • Specification: 1RU
Product Description

Specifications
1.QAM modulator, TS-remultiplex 
2.Four ASI inputs, multiplex 
3. RF output and RF testing port, 16~256QAM scheme with 48~863MHz
Features:
Up to 4 ASI inputs
Up to 108Mbps bit rate for each DVB-ASI input (cover both data packets and data burst)
Support multiplexing ( both SPTS and MPTS )
Adjustable Symbol Rate up to 7Mbaud
Max. effective bit rate up to 51.6Mbps (SR=7Mbaud, 256QAM)
Nominal RF Output power ≥105dBuV (with 0~15dB adjustable attenuation range) and 48~863MHz frequency range.
TS packet format input automatic detection and output configurable (188 or 204 bytes)
PSI/SI tables regeneration
PID filtering and re-mapping
Local keyboard control and LCD display, or access via Ethernet link.

Application:
Re-multiplex for all DVB program Transport Stream related application
DVB-C QAM modulation

QAM Modulator with TS Multiplexing(WDQ-3204B)
Parameter Symbol Description Unit Remark
Mechanical dimension
Height H 42 mm About 1U
Width W 434 mm About 17”
Depth D 340 mm  
ASI Input
Number of ASI input - 4    
Impedance - 75 W  
Connector - BNC NA  
Maximum bit rate - 108 Mbps  
TS packet format - 188 or 204 Byte Automatic detection
Transmission format - Data packet or data burst NA  
RF Output
Impedance - 75 W  
Connector - BNC NA  
Frequency - 48~863 MHz  
Output level - >105 dBuV Adjustable attenuation of 0~15dB
Modulation Specification
Modulation scheme - 16QAM~256QAM NA Support Annex A
Symbol Rate SR ≤7 Mbaud  
Bandwidth BW 8 MHz  
Effective output bit rate - ≤51.6 Mbps  
Modulation Error Rate MER ≥40 dB After equalizer, 64QAM
Bit Error Rate BER ≤10E-9   After FEC, 64QAM
Carrier to Noise C/N ≥45 dB  

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