Yaesu FTM-3100R Advanced Manual

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3FTM-3100R Advance ManualBasic OperationMicrophone Gain SettingThe microphone gain has been programmed at the factory to a level that should besatisfactory for the supplied MH-48A6JA Microphone. If an after-market microphone isused, you may wish to set a different Mic Gain level.1. Press and hold in the [MHz(SETUP)] key forone second to enter the Set mode.2. Rotate the DIAL knob to select “MIC GAIN17”.3. Press the [MHz(SETUP)] key, then rotatethe DIAL knob to select the desired micro-phone gain level (LEVEL 1 - LEVEL 9).Default: LEVEL 54. Press and hold in the [MHz(SETUP)] key forone second to save the new setting and exitto normal operation.VOLDIALD W M WSETUPREVSQL TXPO V / MM H zRF SquelchA special RF Squelch feature is provided on this radio, which allows setting the squelch sothat 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 forone second to enter the Set mode.2. Rotate the DIAL knob to select “RF SQL 27”.3. Press the [MHz(SETUP)] key, then rotatethe DIAL knob to select the desired signalstrength level for the squelch threshold (S1 -S8 or OFF).Default: OFF4. Press and hold in the [MHz(SETUP)] key forone second to save the new setting and exitto normal operation.VOLDIALD W M WSETUPREVSQL TXPO V / MM H z