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Setting audio levels in Vista and Windows 7:
1. Open Router's Audio Switching tab, set the VOICE switching to CCA and the FSK/DIGITAL switching to
BBB.
2. Select Router's Audio Switching tab and click the "Sound Card" button.
3. Select the sound card connected to microKEYER in the Mixer and WaveOut boxes.
4. Click the TX Mixer button. If the Mixer does not appear, open the Windows Sound Control Panel and select
the "Playback" tab.
5. Click the "Test Signal" button on the Audio Devices screen and verify that the VU Meter for "Speakers" or
"Headphones" for your sound card reaches maximum. If not, turn off the Test Signal, restart Router and
return to step 2. Turn off the Test Signal.
6. Select the "Playback" tab in the Sound Control Panel.
double click "Speakers" for your sound card.
●
click Levels tab and unmute both Speakers and Microphone
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click Balance and set LEFT and RIGHT to 70%, then click OK
●
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set the Microphone level to 70% and click OK
7. Select the "Recording" tab in the Sound Control Panel
double click "Microphone" for your sound card.
●
●
click Levels tab and unmute the Microphone
Preset the Microphone level to 70% and click OK
●
8. Select an AFSK mode on RADIO. (PKT, DIG or DATA for Yaesu, LSB-D or USB-D for current Icom
transceivers, RTTY or RTTY-R on K2, and USB or LSB for Kenwood, TenTec and old Icom transceivers).
Do not select RTTY or FSK; those modes do not use the audio input.
9. Select the "Playback" tab in the Sound Control Panel, double click "Speakers" for your sound card and click
on the Levels tab.
10. Click the "Test Signal" button on the Audio Devices window and adjust the "Speakers" level for normal
(rated) output on your transceiver while keeping the ALC meter as low as possible.
NOTE: For the Elecraft K3 only: Do not adjust the Speakers level. Instead, adjust the Line In level (Mic
Gain) until the ALC shows five (5) bars.
11. Switch your radio to USB or LSB and make sure any compression is turned off. Click the "Test Signal"
button and adjust the microphone trimmer (right side of microKEYER) for normal transmitter output (drive
level).
12. Switch to the "Recording" Tab in the Sound Control panel, double click on the "Microphone" for your sound
card and select the Levels tab. While speaking into the microphone (do not press PTT), adjust the
Microphone level until you see the top green bar light on the VU meter then click "OK."
13. Return to the "Playback" tab, double click "Speakers," select the Levels tab and preset the microphone to the
same level you set in the previous step.
14. Turn on VOX, speak into the microphone and adjust the microphone level on the "Playback" tab to set the
same drive level as you set in step 12 on page 40 - do not adjust the MIC GAIN on the radio.
microHAM © 2010 All rights reserved
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