D Rtty Reverse Mode; D Twin Peak Filter - Icom IC-7000 Instruction Manual

4
RECEIVE AND TRANSMIT

D RTTY reverse mode

Received characters are occasionally garbled when
the receive signal is reversed between MARK and
SPACE. This reversal can be caused by incorrect
TNC connections, settings, commands, etc.
To receive a reversed RTTY signal correctly, select
RTTY-R (RTTY reverse) mode.
q Push [MODE] several times to select RTTY mode.
w Push [MODE] for 1 sec. to select RTTY or RTTY-R
mode.
D Twin peak filter
The twin peak filter changes the receive frequency re-
sponse by boosting 2 particular frequencies
for better copying of desired RTTY signals.
2295 Hz)
q Push [MODE] momentarily to select RTTY mode.
• After RTTY mode is selected, push [MODE] for 1 sec.
to toggle between RTTY and RTTY-R modes.
w Push [AF( )] momentarily to enter the set mode
SET
menu.
e Push [F-1 QS] to enter the quick set mode.
r Push [F-1 ≤] or [F-2 ≥] to select "Twin Peak
Filter."
t Rotate [DIAL] to select the twin peak filter function
ON or OFF.
• The received audio volume may become greater when
the twin peak filter is turned ON.
y Push [Z(
/
MENU GRP
erating mode.
53
(2125 and
)] twice to return the normal op-
[MODE]
Normal
Space Mark
2125
170
Hz
Hz
BFO
displayed freq.
[AF]
[MENU/GRP] [F-1] [F-2]
Reverse
Space Mark
2125
170
Hz
Hz
BFO
displayed freq.
[DIAL]