Speech Compressor - Icom IC-703 Instruction Manual

2. Speech compressor

The IC-703 has a built-in, low distortion speech com-
pressor circuit. This circuit increases your average
talk power in SSB mode and is especially useful for
DX'ing when the receiving station is having difficulty
copying your signal.
q Select USB or LSB mode.
w Select the ALC meter.
• Push [DISPLAY] once or twice to select .
• Push [MENU] one or more times to select
[ ] one or more times to select "ALC."
(F-3)
e Select
.
• Push [MENU] one more time to select
r Push [
] to turn the speech compressor
(F-2)
function ON.
• "COM" appears.
t Push [
] for 1 sec. to enter the compres-
(F-2)
sion level set mode (p. 54).
y Rotate the main dial to set the speech compression
level.
NOTE: When the ALC meter peaks at light the ALC
zone, your transmitted voice may be distorted.
Verify you have selected a clear frequency
and call out your CQ!
, then push
.
Hint!
Voice patterns and audio characteristics vary with
each operator, therefore the Microphone gain,
speech compression settings will be different for
each operator. Actual on air experimenting is nec-
essary to get just the right sound. It's best to test
and adjust your audio on the air, while someone
who knows what your real voice sounds like listens,
and provides and opinion on your audio quality.
QUICK REFERENCE GUIDE
[(F-3)]
[MENU] [(F-2)] [DISPLAY]
USB
S1 3 5 7 9 20 40 60dB
ALC
ALC
ALC zone
Main dial
X