4 Channel VAD Converter

4 Channel VAD



8-bit digitally encoded and non-compression video transmission
Directly compatible with NTSC, PAL, and SECAM CCTV camera systems and support RS-232, RS-422, and RS-485 data protocols
Support any high-resolution video signal
Automatic compatible PAL, NTSC and SECAM video system
Power supply and other parameter state indication, which can monitor the operation condition of system
Support no-damage regenerative trunk of video
Constant input optical power, and large dynamic range,no Electrical or Optical Adjustments Required .
Special ASIC design .
Industry-grade of operating temperature from -10℃to 75℃, which is applied to the different working environment
Hot-swap function
Stand-alone type or card-type installed in 19’’ 2U or 4U rack-mount chassis.



Intelligent Traffic Monitoring System (ITS)
Security Systems
Campus Network
Industrial monitoring and control (power, chemicals, iron and
steel, petroleum, railway, water conservancy, etc.)
The military monitoring (warehouse, guards, security, etc.)
TV programs transmission system



Video Interface Number 4 video
Signal Bandwidth 8MHz
Video input / output impedance 75 Ω (Unbalanced), BNC
Differential Gain DG < 1% (Typical)
Differential Phase DP < 0.6 o (Typical)
Field inclined than < 5%
Video signal to noise ratio S/N ≥ 67dB (Weighted)


Physical Interface Industry-standard terminals
Data Type RS485/RS422/RS232/Manchester
Support Rate 0-400Kbps
BER < 10 -9