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] momentarily several times to select
RTTY mode.
w Hold down [MODE] for 1 second to select RTTY or
RTTY-R mode.

D Twin peak filter

The twin peak filter changes the receive frequency
response by boosting 2 particular frequencies
for better copying of desired RTTY
and 2295 Hz)
signals.
q Push [MODE] momentarily to select RTTY mode.
• After RTTY mode is selected, hold down [MODE] for 1
second to toggle between RTTY and RTTY-R modes.
w Push [AF( )] momentarily to enter the Set
set
mode 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
operating mode.
53
(2125
)] twice to return the normal
[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]