Icom IC-446S, Instruction Manual

Page: 15 / 32

10
RECEIVE AND TRANSMIT
5
q
Push and hold [
MODE
] 1sec.
to open the squelch.
• Adjust volume to the desired
audio level. (See p. 8)
w
Select a desired operating channel.
When a signal is received:
• Squelch opens and audio is emitted
from the speaker.
• Further adjustment of [
VOL
] may be
necessary at this point.
• “BUSY” indicator appears on the dis-
play.
e
Push and hold [
PTT
] to transmit then
speak into the microphone.
• Do not hold the transceiver too close
to your mouth or speak too loudly.
This may distort the signal.
• The transmit indicator “ ” appears
on the display.
r
Release [
PTT
] to return to receive.
Time-Out Timer (TOT)
The transceiver has time-out timer function. This function pre-
vent continuous, extend transmissions. This timer turns a trans-
mission OFF 3 min. after it starts.
A warning beep sounds 10 sec. before the limit is reached and
the time-out timer turns OFF the transmission automatically. The
end beep emits to announce the end of the transmission.
UP
DO
WN
MODE
POWE
R
UP
DO
WN
MODE
POWE
R
Busy indicator
appears.
IC-446S-(5) 02.3.11 4:17 PM Page 15 (1,1)