D M4 Functions - Icom IC-703 Instruction Manual

1
PANEL DESCRIPTION
METER SELECTION (p. 52)
Selects the type of meter displayed (dur-
ing transmit) in the function display.
F-3
• Power, ALC or SWR metering can be se-
lected.
• Only an S-meter is available for receive.

D M4 functions

DURING SSB/AM OPERATION:
MENU F-1
DURING CW OPERATION:
MENU F-1
DURING RTTY OPERATION:
MENU F-1
DURING SSB-D OPERATION:
MENU F-1
DURING FM OPERATION:
MENU F-1
VOX FUNCTION (p. 53)
➥ Push momentarily to toggle the VOX func-
tion ON and OFF.
F-1
• "VOX" appears when the VOX function is
ON.
➥ Push for 1 sec. to enter the VOX set
mode.
• The VOX delay, VOX gain and ANTI-VOX
can be set in VOX set mode.
✔ What is the VOX function?
The VOX function (voice operated transmission) starts trans-
mission without pushing the PTT switch when you speak into
the microphone; then, automatically returns to receive when
you stop speaking.
5
F-2 F-3
F-2 F-3
F-2 F-3
F-2 F-3
F-2 F-3
SPEECH COMPRESSOR (p. 54)
➥ Push momentarily to toggle the speech
compressor ON and OFF.
F-2
• "COM" appears when the speech compres-
sor is ON.
➥ Push for 1 sec. to enter the compression
level set mode.
• The COMP gain can be set in compression
level set mode.
AGC (p. 48)
Push to change the time constant of the
AGC circuit.
F-3
• "F " appears when the fast time constant
AGC
is selected.
1/4 FUNCTION
Push to toggle the 1/4 tuning function ON
and OFF.
F-1
1
• When the ⁄
4
1
under the ⁄ indication and fine tuning can be
4
used.
KEYER SET MODE (p. 32)
Push for 1 sec. to enter the keyer set
mode.
F-2
• The break-in setting, break-in delay time, CW
pitch, CW paddle type and dot/dash ratio can
be set in the keyer set mode.
✔ What is the break-in function?
Full break-in (QSK) activates the receiver between transmit-
ted dots and dashes. This is useful when operating in nets,
or during DX pileups and during contests, when "fast ex-
changes" are common.
RTTY TONE SET MODE (p. 40)
➥ Push for 1 sec. to enter the RTTY tone set
mode.
F-2
• The RTTY tone frequency, RTTY shift fre-
quency and RTTY keying polarity can be set
in RTTY tone set mode.
FM TONE OPERATION
➥ Push momentarily to select the subaudi-
ble tone encoder for repeater use, tone
F-2
squelch function and OFF. (pgs. 43–45)
• "T" appears when the repeater tone function
is ON. (pgs. 43, 45)
• "TSQL" appears when the tone squelch func-
tion is ON. (p. 43)
➥ Push for 1 sec. to enter the FM tone set
mode. (p. 44)
• The repeater tone frequency, tone squelch
frequency can be set in FM tone set mode.
function is ON, a bar appears