I N S T A L L A T I O N I N S T R U C TI O N S
Console Logic
IMPORTANT- improper connection to console logic can damage the console.
+12V
22.1k
2N3904
+12V
ON
OFF
ON/OFF
TALLY
LED
475
475
1k
a) Remote Channel On-off w Tally
Channel
Logic
Channel Logic
Channel 3,4,5,6,7,8, & 10 feature channel logic for use in talk studios or starting and stopping source devices. The logic requires
an interface circuit to be built by a qualified broadcast technician.
The circuit shown at the right will remotely turn a
console channel on and off and drive a tally lamp to
display the On-off satus.
22K
+
22K
47K
2N3904
10uF
1N914
+12V
START
Channel
Logic
b) Source Start-stop Circuit
The circuit shown at the right will close the relay for
~ 0.5 seconds to start & stop an audio source device
such as a CD player.
22K
+
22K
47K
2N3904
10uF
1N914
+12V
STOP
Channel
Logic
22K
2N3904
+12V
1K
4.15
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