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A/V Monitoring Switcher (MMS-AV802L) A/V Monitoring Switcher (MMS-AV804L)
A/V Monitoring Switcher (MMS-AV804H)
      A/V Monitoring Switcher (MMS-AV804H)
1. Description
This device provides the ability to route 8 audio/video input signals to 4 audio/video output.
Easy operation from front panel. A rear panel RS-232C control port provides connection of the Matrix Switcher to a control system.
Memory Back-up function helps to remember the last status while it is turned off and there are monitoring ports for a display.
FDN indicators enable easy control of inputs and outputs.

2. Panel Drawing

3. Specification
▷Audio Port

 Input/Output Level  +14 dBm Maximum
 Input/Output Impedance  Stereo Unbalanced 600ohm , RCA.
 S/N Ratio  Less than 70dB
 Cross talk  Less than 80dB
 Bandwidth  100 MHz -3 dB
 Frequency Response  ±0.1dB (20Hz ~ 20kHz)

▷Video Port

 Input/Output Impedance  NTSC Composite Video BNC 1Vp-p 75ohm
 S/N Ratio  Less than 65dB
 Cross talk  Less than 60dB
 Bandwidth  100MHz -3 dB
 Frequency Response  ±0.1dB (100kHz ~ 5MHz)
 Differential Phase  1˚
 Differential Gain  1%
 Sync Input  Composite or BB, 75ohm, 1Vp-p, BNC

▷Control Port

 CPU  89C55 WD
 Control terminal  RS-232C

▷Case & Power Part

 Rated Power input  AC 85 ~ 240V 50 ~ 60Hz
 Operating temperature  0℃ ~ 40℃
 Power consumption  Less than 25Watt
 Type  19” Rack Type
 Dimensions  483(W) * 44.5(H) * 300(D) mm