Head End CATV Agile Modules Modulator

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  • Last update:

    2017-12-14 19:07

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Company Profile

Shantou Kewang Electronic Industry Corporation

By certification [File Integrity]

Contact:Miss Nico(Mr.)  






Website: http://kewang-cn.xxphxz.com/

Product details

Product Description
KW-16A includes 16 mini CATV headend modulators and 1 build-in combiner. This 16 channels module type modulator is low cost and high stability, specially designed for MATV or SMATV system, suitable for motel and hotel. Professional design with simple installation. It is easily operated or maintained by users.

Product feature
1) Adopts import modulation chip. 
2) High independce on every channel, channel can be selected as wish. 
3) MCU technique is applied to audio and video carrier wave and RF local oscillator to esure high performance. 
4) SMT technology is applied to MMIC circuit with high stability. 
5) Good quality power supply, one week 7 days stable running. 
6) PAL/NTSC/SECAM supported. 

Technical Data
Frequency  47~862MHz
Output Level  ≥100dBμV
Output Level Adj.Range  0~-20dB (Adjustable)
A/V Ratio  -10dB~-30dB (Adjustable)
Output Impedance  75Ω
Spurious Output  ≥60dB
Frequency Accuracy  ≤±10KHz
Output Return Loss  ≥12dB(VHF);≥10dB(UHF)
Video Input Level  1.0Vp-p(87.5% Modulation)
Input Impedance  75Ω
Differential Gain  ≤5%(87.5% Modulation)
Differential Phase  ≤5°(87.5% Modulation)
Group Delay  ≤45 ns
Visual Flatness  ±1dB
Depth Adjust  0~90%
Video S/N  ≥55dB
Audio Input Level  1Vp-p(±50KHz)
Audio Input Impedance  600Ω
Audio S/N  ≥57dB
Audio Pre- emphasis  50μs
Rack 19 Inch standard