Microphone Level - AOR ARD9800 Operating Manual

Microphone Level

The microphone level has been properly adjusted at the factory with the provided
microphone. Therefore, no further adjustment is needed for normal operation.
If you wish to use your own microphone, you will need to wire your microphone
connector to match the pins of the ARD9800, and then adjust the microphone level as
described in the following steps:
1. Connect your microphone to the Microphone connector on the ARD9800.
(Note: The microphone cable to the radio MUST be unplugged at this time.)
2. Select the mode switch (i) to [10101] position as digital.
3. Select [0=zero] of transmitting channel [CHAN].
4. Turn ON the ARD9800 while pressing the TX switch. It will be blinked Status
LED with orange color. It indicates the ARD9800 is now placed into
microphone level adjusting mode.
5. You can speak into a microphone by pressing PTT button. Rotate the
transmitting channel [CHAN] to clockwise until the [OVER] LED is lit in
some times synchronizing to the speaking level.
6. After you recognize the suitable microphone level at the above stage, press TX
switch while pressing PTT button. The TX LED will be lit in orange color and
it is now memorized this new setting value in digital mode.
7. Release the PTT button and select Mode switch to analog (~) position.
8. The microphone level adjustment in Analog mode is normally not required.
Then press TX switch while pressing PTT button.
However, if audio signal level is weak at the distant station, you can take same
process from 1 to 4 as above even though it is for analog mode. And press TX
switch while pressing PTT button to confirm with the new setting value.
9. Turn the power OFF of the ARD9800 to terminate the microphone level
adjusting mode.
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