User`s manual

VAB700XD Series User’s Manual
3.7 Audio Connection
The VAB700XD Models have a single channel of audio. The VAB700XD supports
both balanced audio and unbalanced audio. Accessing the audio I/O requires
connecting balanced or unbalanced audio. The standard audio is at Line Level. The
audio input and output impedances are 600ohms (10k Ohm can be Factory
Configured)
3.7.1 Differential Audio (Balanced)
For Balanced audio connections, wire directly to the 10 terminal block Connector
found on both the Modular and Rackmount version of the VAB700XD, connect the
audio I/O to the respective “+” and “-“ leads on the 10 Pin connector, as shown below.
3.7.2 Single Ended Audio (Unbalanced)
For Unbalanced audio connections, wiring directly to the 10 pin Terminal Block on the
VAB700XD, connect the audio I/O to the respective “+” and “-“ leads, attach a jumper
from the negative lead to gnd at pin 3.
4 Operation
Radiant Communications Fiber Optic Baseband Video/Audio One Direction Page 15