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Fixed CATV Modulator WM-860P

Item No.: WM-860P
WM-860P Modulator use facial filter picture, voice technology, IF/38MHz signal, picture,voice PLL technology, reliable filter, excellent restrain ability and high quality, high stability RF-output signal, suitable for CATV transmitting system. 
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Description Features Technical Parameter
WM-860P Modulator use facial filter picture, voice technology, IF/38MHz signal, picture,voice PLL technology, reliable filter, excellent restrain ability and high quality, high stability RF-output signal, suitable for CATV transmitting system.

 
  • Standard radio and vedio signal input.
  • All Channels in 47~900MHz.
  • Use SAWF technology, ensure output signal.
  • V/A, Video, radio adjustable.
  • RF-output level  adjustment: 0~20dB.
Video UNIT:
Input scope 0.71~.4Vp-p
IN  Impedance 75Ω
Video/Modulation 87.5%
Flatness  in  band ≤±1.5dB  (Wide 5MHz)
Differential  Gain ≤4%
Differential  Phase ≤4°
Chrominance Luminance delay ≤40ns
S/N ≥52dB
Suppression ability ≥26dB
 
Audio UNIT:
Audio  Input  Level 0.775V±10dB
IN  Impedance 10KΩ
Audio  Input  Configuration ±50KHz
Aggravat ±50μs
Flatness  in  band ≤±1.5dB  (40Hz~15KHz)
Distortion ≤1%
S/N ≥55dB
 
RF UNIT:
Freguency  range 47~900 MHz
Channel  fixed  output
Frequency stablilty ≤5KHz
RF-output level 117dBμV
Audio/Video  Ratio 18dB±1
Output Impedance 75Ω
Output  Return  loss ≥ 16dB
Out Restrain ≥60dB
Difference of carrier frequency 6500±2KHz6000±2KHz
Output Level adjust range 0~20dB
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