Yaesu WIRES-X FT3D Instruction Manual page 56

5. Click [Microphone], then click the [Properties] button.
The microphone properties will open.
6. Click the [Levels] tab.
7. While transmitting "1" of DTMF on a C4FM digital
transceiver set to the same frequency and DG-ID number
as the Portable Digital Node station, move the [Slider] to
adjust so that the peak is not over the dotted line.
If the microphone input is muted, click the icon " "on
the right side of the slider to cancel mute " ".
8. Press the [OK] button several times to close all Windows
setting screens.
Completes the microphone input level adjustment of the
personal computer.
Continue to adjust the speaker output level of the personal
computer.
⿟ Audio level adjustment of transmission (PC speaker output level)
1. Click "OS Volume Mixer".
The Windows "Volume Mixer" window opens.
2. Click "Start" in the "Test tone" area.
Portable Digital Node station transceiver transmits.
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