Receiving and transmitting

CAUTION: Transmitting without an antenna may damage the transceiver.

qRotate [OFF/VOL] clockwise to turn power ON.

-Use the squelch function to mute any audio noise if necessary. Refer to the previous page for details.

wPush* [SQL•MONI] for 1 sec., and rotate volume to set audio output level.

*According to Monitor action selection in SET mode (p. 14).

BASIC OPERATION 3

IMPORTANT: To maximize the readability of your trans- mitted signal, pause a few sec. after pushing [PTT], hold the microphone 5 to 10 cm (2 to 4 inches) from your mouth and speak at a normal voice level.

NOTE: The transceiver has a power save function to con- serve the battery power and cannot be turned OFF. The power save function activates automatically when no sig- nal is received for 5 sec.

ePush [Y]/[Z] to select the desired channel.

-When receiving a signal, “BUSY” appears and audio is emitted from the speaker.

(The S/RF meter appears while S/RF meter turned ON in SET mode.)

-Further adjustment of [OFF/VOL] may be necessary at this point. r Push [H/L] to select the output power if necessary.

-“LOW” appears when low power is selected; “MID” appears when middle power is selected; no indicator appears when high power is selected.

-Choose low power to conserve battery power, choose high power for longer distance communications.

-Some channels are for low power only.

tPush and hold [PTT] to transmit, then speak into the microphone.

-“TX” appears.

(The S/RF meter appears while S/RF meter is turned ON in SET mode.)

-Channel 70 cannot be used for transmission (for GMDSS use). y Release [PTT] to receive.

qPower ON

wSet volume

tPush to

transmit

yRelease to receive

w

Set squelch level

e

Set channel

wSet squelch level

rSet output power

8

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Image 13
Genius IC-M21 instruction manual Receiving and transmitting, Rotate OFF/VOL clockwise to turn power on, Set channel