32
5RECEIVE AND TRANSMIT
ï CW pitch control
The received CW audio pitch and monitored CW
audio pitch can be adjusted to suit your preferences
(300 to 900 Hz) with out changing the operating
frequency.
q Push [SET] for 1 sec. to enter quick set mode.
w Push [∫ UP]/[√ DN] one or more times until “CW
PITCH” appears, then rotate the main dial to set
the desired pitch.
ï CW reverse mode
The CW-R (CW Reverse) mode receives CW signals
with a reverse side CW carrier point like that of LSB
and USB modes. Use this mode when interference
signals are nea r the desired signa l and you want to
change the interference tone.
q Push [MODE] one or more times to select CW
mode.
w Push [MODE] for 1 sec. to toggle between CW
and CW-R modes.
BFO
1/3 octave
Push for 1 sec.
Desired signal
(600 Hz)
CW mode (USB side)
Interference
(800 Hz)
BFO
1/2 octave
Desired signal
(600 Hz)
CW REV mode (LSB side)
Interference
(400 Hz)
MODE
ï Electronic CW keyer
The IC-718 has a n ele ctronic keyer. B oth key ing
speed and weight (the ratio of dot : space : dash)
can be set in quick set mode.
• Setting the electronic keyer
q Push [MODE] one or more times to select CW
mode.
w While pushing and holding [SET], push [POWER]
to enter initial set mode.
e Push [∫ UP]/[√ DN] one or more times until “CW
PADDL” appears, then rotate the main dial to
select the paddle type.
• When “ud” is selected, the up/down switches on the
microphone can be use as a paddle.
• When using up/down switches as a paddle, squeeze
keying function is not available.
r Push [∫ UP]/[√ DN] one or more times until “KEY
RAT” appears, then rotate the main dial to select
the desired weight.
• Key weight can be select from 2.8 to 4.5.
t Push [∫ UP]/[√ DN] one or more times until “KEY
SPD” appears, then rotate the main dial to select
the desired weight.
• Key weight can be select from 6 to 60.
Paddle operation from front panel MIC connector
Connect a CW paddle as at right to operate an
electronic keyer from the front panel MIC connector.
• This function is available from the front panel mic
connector only.
• Be sure to sele ct item “n,”“r,”or “oF” in CW PADDL in
initial set mode.
• Connect straight key to “DOT” side.
This shows the
default setting for
the CW pitch control
(600 Hz).
KEYING WEIGHT EXAMPLE: morse code “K”
*SPACE and DOT length can be adjusted with “KEY SPD”
in the quick set mode only.
DASH
Weight setting:
1:1:3 (default)
Weight setting:
Adjusted
DASH
DOT
(Fixed*)
Adjustable range SPACE (Fixed*)
front panel
MIC connector
MIC U/D
CW
paddle
DOT E
DASH
y
3.9 kΩ ±5%
2.2 kΩ ±5% e
Paddle operation