Basic Operation; Microphone Gain Setting; Rf Squelch - Yaesu FTM-3100R Advanced Manual

Microphone Gain Setting

The microphone gain has been programmed at the factory to a level that should be
satisfactory for the supplied MH-48A6JA Microphone. If an after-market microphone is
used, you may wish to set a different Mic Gain level.
1. Press and hold in the [ MHz ( SETUP )] key for
one second to enter the Set mode.
2. Rotate the DIAL knob to select "MIC GAIN
17".
3. Press the [ MHz ( SETUP )] key, then rotate
the DIAL knob to select the desired micro-
phone gain level (LEVEL 1 - LEVEL 9).
Default: LEVEL 5
4. Press and hold in the [ MHz ( SETUP )] key for
one second to save the new setting and exit
to normal operation.

RF Squelch

A special RF Squelch feature is provided on this radio, which allows setting the squelch so
that only signals exceeding a pre-set S-meter level will open the squelch.
Use the following procedure to set up the RF squelch circuit for operation:
1. Press and hold in the [ MHz ( SETUP )] key for
one second to enter the Set mode.
2. Rotate the DIAL knob to select "RF SQL 27".
3. Press the [ MHz ( SETUP )] key, then rotate
the DIAL knob to select the desired signal
strength level for the squelch threshold (S1 -
S8 or OFF).
Default: OFF
4. Press and hold in the [ MHz ( SETUP )] key for
one second to save the new setting and exit
to normal operation.
FTM-3100R Advance Manual

Basic Operation

VOL
REV M H z V / M
SQL TXPO
D W SETUP M W
VOL
REV M H z V / M
SQL TXPO
D W SETUP M W
DIAL
DIAL
3