Multitek MULTIBUS MB-09 User Manual page 13

1-VIDEO AMPLIFIER (V-DIST 4+1) CONNECTIONS DIAGRAMS (4 COLUMN)
Video amplifier is used to amplify the video signal in column-type installations and mounted near the door
panel.
Notes:
1-Column-shaped installations, the number of columns in the building is more than one video amplifier V-
DIST 4+1 is used.
2- The video amplifier's supply system is taken from the 18VDC adapter. Cable is taken from the end of the
adapter + (18VDC) wires to the input of a cable amplifier 18v, Cable is taken from the end of the adapter -
(GND) wires to the input of a cable amplifier VGND and GND.
3- The black video end of the ring panel is connected to the VıDEO ıNPUT end of the video amplifier. Video
1,2,3,4 and VIDEO OUT ends are connected to black color video end of 1,2,3,4,5 column lines respectively.
The VIDEO INPUT end of the amplifier is connected to the VIDEO IN terminal of a second video amplifier
to obtain a more falza column when necessary.
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