Chen Jia Hsin Technology Co., Ltd.

Taiwan Manufacturers, Exporters.


Agile QAM Modulator


  • Model No: SQAM
  • Factory Location: Taiwan
  • Sample Request: No
  • Target Markets: Worldwide

Detail Information

Description :

1. Professional quality QAM Agile Modulator an UP Converter
2. Accepts DVB-ASI input or EN50083-9, complies with DVB ASI standard
3. RF output channels 2~135 (54~860MHz)
4. Minimum 40dBmv output level, low group delay provide crisp, clear picture
5. ANNEX B and ANNEX A FEC encoder Support
6. Supports Fixed and Auto Clock Mode
7. Null Packets stuffing and PCR corrections are provided in the fixed clock mode
8. Programmable by channel
9. Loss of Transport Stream Alarm
10. Modular design allows 6 moduls in 2U chassis

Specification :

QAM Modulation
QAM Modes16,32,64,128,256 QAM
Symbol Rate1 to 7 Mbaud
FEC EncoderITU-T J.83 ANNEX B ( DigiCipher® II)
Spectral InversionSelectable
MER40 dB
I/Q Phase Error< 1°
I/Q Amplitude Imbalance< 1%
RF Output
Frequency Range54 to 860 MHz
RF Output Channel2-135
Output Level40dBmv
Output Level Control Range15dB
Output Impedance75 Ohms
Phase Noise @ 10 KHz Offset-100 dBc/Hz
Broadband Noise-75 dBc
Spurious Output-60 dB (54 to 900 MHz)
ASI Input BNC75Ω
RF outputF type, Female
User Interface
LCD2 lines x 8 characters
Switch5 push buttons
Power Headers3 Pin, 5 VDC, 12 VDC, and Gnd
Power Requirement Voltages5, 12 VDC
Power Consumption per Module7 Watts
Operating Temperature Range0 to 50 °C
Dimensions (W×D×H)2〞x 3.5〞x 10〞

Chen Jia Hsin Technology Co., Ltd.

  • Taiwan