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Yaesu FT-7900R Manual

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24 FT-7900R OPERATING MANUAL
DISPLAY BRIGHTNESS
The FT-7900R display illumination has been specially engineered to provide high visibility
with minimal disruption of your “night vision” while you are driving. The brightness of the
display is manually adjustable, using the following procedure:
1. Press and hold in the
[
BAND
(
SET
)]
key for 1/2 second to enter the Set mode.
2. Rotate the DIAL knob to select Menu #11 (
DIMMERDIMMER
DIMMERDIMMER
DIMMER).
3. Press the
[
BAND
(
SET
)]
key momentarily, then rotate
the DIAL knob to select a comfortable brightness level:
DIM 1DIM 1
DIM 1DIM 1
DIM 1,
DIM 2DIM 2
DIM 2DIM 2
DIM 2,
DIM 3DIM 3
DIM 3DIM 3
DIM 3, or
DIM.OFFDIM.OFF
DIM.OFFDIM.OFF
DIM.OFF (no illumination).
4. Press the
[
BAND
(
SET
)]
key momentarily to save the
new setting, then press and hold in the
[
BAND
(
SET
)]
key for 1/2 second to exit to normal operation.
RF SQUELCH
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 and hold in the
[
BAND
(
SET
)]
key for 1/2 second to enter the Set mode.
2. Rotate the DIAL knob to select Menu #32 (
RF SQLRF SQL
RF SQLRF SQL
RF SQL).
3. Press the
[
BAND
(
SET
)]
key momentarily, then rotate
the DIAL knob to select the desired signal strength level
for the squelch threshold (
OFFOFF
OFFOFF
OFF,
S-2S-2
S-2S-2
S-2,
S-3S-3
S-3S-3
S-3,
S-4S-4
S-4S-4
S-4,
S-5S-5
S-5S-5
S-5,
S-6S-6
S-6S-6
S-6,
S-7S-7
S-7S-7
S-7,
S-8S-8
S-8S-8
S-8
, S-9, S-9
, S-9, S-9
, S-9, or
S-FULLS-FULL
S-FULLS-FULL
S-FULL).
4. Press the
[
BAND
(
SET
)]
key momentarily to save the
new setting, then press and hold in the
[
BAND
(
SET
)]
key for 1/2 second to exit to
normal operation.
5. Finally, rotate the SQL knob fully clockwise.
ADVANCED OPERATION
… 26 …


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