I N S TA L L A TI O N I N S T R U C TI O N S
4.32
13.6 Console Balanced Output to Balanced Input
Balanced inputs and outputs are the best method to reject hum
(+)
(-)
(+)
(-)
ACTIVE BALANCED
AUDIO INPUT
CONSOLE
OUTPUT
CHASSIS
GROUND
SHIELD
13.7 Console Balanced Output to Unbalanced Input
Use this wiring method for low noise connection of an unbalanced audio source to a bal-
anced output on a console.
Signal
Electronic
Ground
(+)
(-)
ACTIVE UNBALANCED
AUDIO SOURCE
CONSOLE
OUTPUT
CHASSIS
GROUND
SHIELD
Zin > 10k
ohms
Electronic
Ground
IMPORTANT- Notice that the (-) output
of the console is not connected to any-
thing. The most common reason for out-
put IC failure and for crosstalk is ground-
ing unused balanced output drivers.