Icom IC-7700, Instruction Manual

Page: 70 / 232

4-18
D RTTY decode set mode
This set mode is used to set the decode USOS func-
tion, time stamp setting, etc.
• Setting contents
q
During RTTY mode operation, push [DECODE]
F-3
to select RTTY decode screen.
w
Push [<MENU1>]
F-1
to select the second RTTY
decode menu, then push [SET]
F-6
to select
RTTY decode set mode.
• Push [WIDE]
F-7
to toggle the screen size between
normal and wide.
e
Push [
Y
]
F-1
or [
Z
]
F-2
to select the desired
set item.
r
Set the desired condition using the main dial.
• Hold down [DEF]
F-4
for 1 second to select a default
condition or value.
• Push [ t u ] F-3 to select the set contents for some
items.
t
Push
EXIT/SET
to exit from set mode.
F-3 F-7
WIDE Ω ≈
Main dial
EXIT/SET
DEF
F-1
∫
F-2
√
F-4
4
RECEIVE AND TRANSMIT
• RTTY decode set mode screen
RTTY FFT Scope Averaging OFF
Select the FFT scope waveform averaging function
from 2 to 4 and OFF. (default: OFF)
Recommendation!
If you use the FFT scope waveform for tuning, use
of the default or smaller averaging setting is recom-
mended.
RTTY FFT Scope Waveform Color 51 153 255
Set the color for the FFT scope waveform.
• The color is set in RGB format.
• The set color is indicated in the box beside the RGB
scale.
• Push [ t u ]
F-3
to select R (Red), G (Green) and B
(Blue), and then rotate the main dial to set the ratio from 0
to 255.
RTTY Decode USOS ON
Turn the capability of letter code decoding after re-
ceiving a “space” (USOS; UnShift On Space func-
tion) ON or OFF. • ON : Decode as letter code.
• OFF : Decode as character code.
RTTY Decode New Line Code CR,LF,CR+LF
Selects the new line code of the internal RTTY de-
coder.
CR: Carriage Return, LF: Line Feed • CR,LF,CR+LF : Makes new line with any codes.
• CR+LF : Makes new line with CR+LF code
only.
RTTY Diddle BLANK
Selects the diddle condition. • BLANK : Transmits blank code during no code
transmission.
• LTRS : Transmits letter code during no code
transmission.
• OFF : Turns the diddle function OFF.