ICOM BASIC OPERATION AND CONTROLS
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NATIONAL INTERAGENCY INCIDENT COMMUNICATIONS DIVISION
ICOM IC-A3 AM PORTABLE RADIO BASIC OPERATION & CONTROLS
ICOM IC-A3 BASIC OPERATION AND CONTROLS
1.
Turn power ON by turning the ON/OFF Volume knob clockwise.
2.
Select a valid AM frequency form one of the memory locations or direct enter a valid AM frequency via the keypad.
3.
Adjust the volume by turning the Squelch knob clockwise to open the squelch and set the volume to desired level.
4.
Adjust the squelch by turning the Squelch knob counterclockwise until the squelch closes. This is the Threshold Squelch Setting.
Note: If the Squelch control is set too high, squelch may not open for weak signals.
5.
Push the "
ANL
" side button to reduce pulse noise caused by engine ignitions or other outside interference.
The radio is ready to receive on that current frequency.
6.
To Transmit, press and hold the Push-To-Talk (
PTT
).
Note: The display will indicate the radio is transmitting by displaying a "TX" icon on the top portion of the LCD.
7.
Pause 1 second and talk in a normal voice into the microphone.
Note: Try to shield the microphone from wind and other loud background noises for clearer transmissions.
8.
Release the PTT to stop transmitting and receive incoming transmissions.
Figure 2: ICOM Front View
Antenna
LCD
Keypad
Clam shell
Speaker/Microphone
Figure 3: ICOM Side View
ANL
Light
Push-To-Talk (PTT)
Battery Release
Figure 1: ICOM Top View
Antenna Port
External Speaker/Mic
Jacks
Tuning Dial
ON/OFF Volum e
Squelch Control
NIICD RADIOS ONLY 2007/J.Lopez
