Receiving And Transmitting - Icom IC-M73 Instruction Manual

■ Receiving and transmitting

CAUTION: DO NOT transmit without an antenna.
1 Rotate [VOL] clockwise to turn ON power.
• An opening comment scrolls across the function display.
• Push [16/C] to skip the opening comment.
2 Set the volume and squelch level.
Push [ ] , and push [▼] to open the squelch.
•
Rotate [VOL] to set the volume level.
•
Push [ ] , and push [▲]/[▼] to set the squelch level.
•
3 Push [▲]/[▼] to select the desired channel.
• Pushing [FAV• ] selects only Favorite channels.
- When receiving a signal, the "
heard from the speaker.
- Further adjustment of [VOL] may be necessary at this point.
4 Push [H/L•LOCK] to select the output power, if necessary.
- "LOW" appears when low power is selected; "MID" appears
when mid power is selected; no indication is displayed when high
power is selected.
- Choose low or mid power to conserve battery power; choose
high power for longer distance communications.
- Some channels are for only low transmission.
5 Hold down [PTT] to transmit, and speak at your normal
voice level.
-
The appears while transmitting.
- Channel 70 cannot be used for transmission.
6 Release [PTT] to receive.
" icon appears while audio is
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BASIC OPERATION
IMPORTANT: To maximize the readability of your transmit-
ted signal, pause a second after pushing [PTT]. Hold the
microphone 5 to 10 cm
(2 to 4 inches)
speak at your normal voice level.
NOTE: The transceiver has a power save function to con-
serve the battery power. The power save function automati-
cally activates when no signal is received for 5 seconds.
The Time-out Timer function* cuts OFF transmission after
5 minutes of continuously transmitting, to prevent pro-
longed transmission.
10 seconds before transmission is cut OFF, a beep sounds
and "TOT" blinks to indicate that the transmission will be
cut OFF. After it is cut OFF, "TIME OUT" is displayed for 10
seconds, and you cannot transmit until it disappears.
* This function may not be installed in some transceiver versions.
Push to transmit
Release to receive
Set the squelch
level
Set the squelch
level
Select the
channel
4
from your mouth, and
4
Power ON
Set the volume
Set the output
power
Microphone
Speaker
11