VX-120 O
PERATING
M
ANUAL
18
A
DVANCED
O
PERATION
RF S
QUELCH
A special RF Squelch feature is provided on this radio. This feature allows you to set the
squelch so that only signals exceeding a certain S-meter level will open the squelch.
To set up the RF squelch circuit for operation, use the following procedure:
1.
Press the [
F
] key, then press the [
LOW
(
LOCK
)
SET
] key to enter the Set mode.
2.
Rotate the
DIAL
knob to select Set Mode Item 34:
RF SQL
.
3.
Press the [
F
] key momentarily to enable adjustment of this Item.
4.
Rotate the
DIAL
knob to select the desired signal strength level
for the squelch threshold (
S-1
,
S-2
,
S-3
,
S-4
,
S-5
,
S-6
,
S-8
,
S-FULL
, or
OFF
).
5.
Press the
PTT
switch to save the new setting and return to nor-
mal operation.
C
HECKING
THE
B
ATTERY
V
OLTAGE
The
VX-120
’s microprocessor includes programming which will measure the current bat-
tery voltage.
1.
Press the [
F
] key, then press the [
LOW
(
LOCK
)
SET
] key to enter the Set mode.
2.
Rotate the
DIAL
knob to select Set Mode Item 12:
DC VLT
.
3.
Press the [
F
] key momentarily to display the current DC voltage
being supplied.
4.
Press the [
F
] key, followed by the
PTT
switch to return to nor-
mal operation.
Summary of Contents for VX-120 Series
Page 56: ...VX 120 OPERATING MANUAL 54 NOTE...
Page 69: ...VX 120 OPERATING MANUAL 67 NOTE...
Page 85: ...VX 120 OPERATING MANUAL 83 NOTE...
