Vertex VXR-5000 - Repeater Mode; Squelch Adjust; Base Mode; Audio Level Adjust

VXR-5000
Repeater Mode
Squelch Adjust
o First ensure the DUPLEX mode of opera-
tion is
enabled via CE-8 programming.
o Inject a standard deviation 0 dBJ..L signal
into
the RX ANT jack. Adjust VR4001 on
the RX Unit to the point where the TX is
activated.
Deviation Adjustment
o Inject a I-kHz, 40 dBu 3-kHz signal to the
RX ANT jack, and adjust VR2005 for 3.0
kHz (± 0.1 kHz) TX deviation.
Base Mode
Note: When making Base Mode adjust-
ments, connect
pin 13 of the ACC jack to
GND.
4·4
Audio Level Adjust
o Connect the SG to the RX ANT jack and
adjust the SG output level to 40 dBu and
standard deviation level. Adjust VR200S
for -10 dBm ± 0.1 dBm line out audio level.
Deviation Adjustment
o Connect an audio signal generator to line-
in jack, then adjust generator output level
to
10 dBm @ 1 kHz. Adjust VR2002 for 3.0
kHz ± 0.1 kHz deviation.