Changing Transmission Output; Adjusting Microphone Sensitivity (Mic Gain) - Yaesu FTM-400DR Operating Manual

Switching type of radio (mode) and conducting communication

Changing Transmission Output

The transmission output can be lowered for when communicating with a transceiver
near by, or to reduce battery consumption.
1
Press F.
2
Tap [Tx PWR] and select desired transmission
output.
The Transmission Output changes in the following
order, each time [Tx PWR] is tapped.
[HI (5.0W)] → [LOW (OOW)] → [MID (OOW)]
• Sensitivity can also be selected by pressing O.
Reference
Reference
• Avoid long periods of continuous transmission. Doing so
causes temperature of the unit to rise, and may lead to
malfunction or burning injuries due to over heating.
• The current Output level is indicated under [Tx PWR] on the
display.
• [OFF] appears on the display for frequencies where signal
cannot be transmitted.
• This unit is set to [HI] in Factory setting.

Adjusting Microphone Sensitivity (MIC GAIN)

The Microphone Sensitivity can be adjusted.
1
Press and hold M over 1 second.
The Setup Menu appears.
2
Tap [TX/RX].
3
Tap [AUDIO].
4
Tap [3 MIC GAIN] and select desired Sensitivity.
The Sensitivity changes in the following order each
time [3 MIC GAIN] is tapped.
[MIN] → [LOW] → [NORMAL] → [HIGH] → [MAX]
Reference • Sensitivity can also be selected by pressing the
O.
• Factory Setting: NORMAL
5
Press and hold M over 1 second.
The MIC GAIN is set and the screen returns to the
previous one.
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FCC ID: K6620345X40
IC: 511B-20345X40