D Keyer Set Mode - Icom ic-7700 Instruction Manual

D Keyer set mode

∫ √
F-1 F-2
• Keyer set mode screen
Keyer Repeat Time
When sending CW using the repeat timer, this item
sets the time between transmission.
Dot/Dash Ratio
This item sets the dot/dash ratio.
Keying weight example: Morse code "K"
Weight setting:
DASH
1:1:3 (default)
Weight setting:
Adjusted
Adjustable range
*SPACE and DOT length can be
Rise Time
This item sets the rise time of the transmitted CW
envelope.
• About rise time
Tx
Key action
Rx
Tx output power
0
Main dial
EXIT/SET
DEF
F-4
DOT (fixed*)
DASH
SPACE (fixed*)
adjusted with [KEY SPEED] only.
Set Tx power level
Rise time
This set mode is used to set the memory keyer
repeat time, dash weight, paddle specifications, keyer
type, etc.
• Setting contents
q During CW mode operation, push [KEYER]
to select memory keyer screen.
w Push EXIT/SET
push [CW KEY]
e Push [Y]
set item.
r Set the desired condition using the main dial.
• Hold down [DEF]
fault condition or value.
t Push
EXIT/SET
2s
• 1 to 60 seconds in 1 second steps can be selected.
(default: 2 seconds)
1:1:3.0
• 1:1:2.8 to 1:1:4.5 (in 0.1 steps) can be selected.
(default: 1:1:3.0)
4ms
• 2, 4, 6 or 8 milliseconds can be selected.
(default: 4 milliseconds)
Key clicks on nearby frequencies can be generated
if the rise time of a CW waveform is too short.
Time
4-11
RECEIVE AND TRANSMIT
to select memory keyer menu, then
to select keyer set mode.
F-4
or [Z] to select the desired
F-1 F-2
for 1 second to select the de-
F-4
twice to normal screen.
4
F-3
to be continued...