Icom M803 Instruction Manual - Page 27

Clarity Control function, Voice Scrambler function, Transmit Frequency Monitor function

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6 OTHER FUNCTIONS AND OPERATIONS Clarity Control function Automatic Gain Control OFF With the Clarity Control function, you can slightly shift The Automatic Gain Control (AGC) function prevents the receive frequency, without changing the operating distortion from strong signals and maintains a transmit frequency, to finely tune it. When the function constant output level. is ON, adjust the receive frequency. To receive weak signals, turn OFF the function. 1. Push [◄] or [►] until is displayed in the 1. Push [◄] or [►] until is displayed in the Software Key area. Software Key area. 2. Push to turn the function ON. 2. Push to turn OFF the function. •• is displayed in the Channel area. • • is displayed in the Status area. 3. Push [▲] or [▼] to adjust the receive frequency. 6 Voice Scrambler function The Voice Scrambler function enables private communications. In order to receive or transmit scrambled transmissions, you must activate the function. You also need to set the "Voice Scrambler Code" in Radio Settings. (p. 66) 1. Push [◄] or [►] until is displayed in the Software Key area. 2. Push to turn the function ON or OFF. LLWhen the function is ON, "SCRM" is displayed in the Status area. Transmit Frequency Monitor function When selecting a duplex channel, the transmit frequency differs from the receive frequency. To prevent interference to other stations, the transmit frequency should be monitored before you transmit. 1. Push [◄] or [►] until is displayed in the Software Key area. 2. Hold down to monitor the transmit frequency. •• blinks while holding down. Speaker Output When the Speaker Output function is ON, an internal speaker is turned ON. 1. Push [◄] or [►] until is displayed in the Software Key area. 2. Push to turn the function ON or OFF. LLWhen the function is ON, the Software key is changed to . LLWhen the function is OFF, the Software key is changed to , and is displayed in the Information area. 19

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19
OTHER F½NCTION¼ AND OPERATION¼
6
6
Clarity Control function
With the Clarity Control function, you can slightly shift
the receive frequency, without changing the operating
transmit frequency, to finely tune it. When the function
is ON, adjust the receive frequency.
1.
Push [◄] or [►] until
is displayed in the
Software Key area.
2. Push
to turn the function ON.
•
is displayed in the Channel area.
3.
Push [▲] or [▼] to adjust the receive frequency.
Voice Scrambler function
The Voice Scrambler function enables private
communications. In order to receive or transmit
scrambled transmissions, you must activate the
function. You also need to set the
“
Voice Scrambler
Code
”
in Radio Settings. (p. 66)
1.
Push [◄] or [►] until
is displayed in the
Software Key area.
2. Push
to turn the function ON or OFF.
L
When the function is ON, “¼CR¾” is displayed in the
Status area.
Transmit Frequency Monitor function
When selecting a duplex channel, the transmit
frequency differs from the receive frequency.
To prevent interference to other stations, the transmit
frequency should be monitored before you transmit.
1.
Push [◄] or [►] until
is displayed in the
Software Key area.
2. Hold down
to monitor the transmit
frequency.
•
blinks while holding down.
Speaker Output
When the ¼peaker Output function is ON, an internal
speaker is turned ON.
1.
Push [◄] or [►] until
is displayed in the
Software Key area.
2. Push
to turn the function ON or OFF.
L
When the function is ON, the ¼oftware key is
changed to
.
L
When the function is OFF, the ¼oftware key is
changed to
, and
is displayed in the
Information area.
Automatic Gain Control OFF
The Automatic Gain Control (AGC) function prevents
distortion from strong signals and maintains a
constant output level.
To receive weak signals, turn OFF the function.
1.
Push [◄] or [►] until
is displayed in the
Software Key area.
2. Push
to turn OFF the function.
•
is displayed in the Status area.