Operation Manual

45
6
SPEAKER-MICROPHONE
■ Optional HM-138 description
NEVER immerse the connector in water. If the connector becomes
wet, be sure to dry it BEFORE attaching it to the transceiver.
NOTE: The microphone is located at the top of the speaker-mi-
crophone, as shown in the diagram above. To maximize the
readability of your transmitted signal (voice), hold the micro-
phone approx. 5 to 10 cm from your mouth, and speak in a nor-
mal voice level.
Alligator type clip
To attach the speaker-mic.
to your shirt or collar, etc.
PTT switch
Transmits while pushed
Receives while released
Microphone
Speaker
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