I Rtty Decoder; I Rtty Tuning Meter - Icom IC-756PROII Instruction Manual

5
RECEIVE AND TRANSMIT

I RTTY decoder

The transceiver has an RTTY decoder for Baudot
(mark freq.: 2125 Hz, shift freq.: 170 Hz, 45 bps).
An external terminal unit (TU) or terminal node con-
troller (TNC) is not necessary for receiving a Baudot
signal.
q Push [EXIT/SET] several times to close a multi-
function screen, if necessary.
w Push [CW/RTTY] to select RTTY mode.
e Push [(F-3)DECODE] to turn the RTTY decoder
ON.
• RTTY decoder screen appears.
r If the RTTY filter is turned OFF, push [RTTY FIL]
to turn the function ON.
• The RTTY decoder does not function when the RTTY
filter is turned OFF.
t Push [(F-1)HOLD] to freeze the current screen.
• "HOLD" appears while the function is in use.
y Push [(F-5)WIDE] to toggle the normal or wide
screen space.

I RTTY tuning meter

The transceiver has an RTTY tuning indicator to be
tuned correctly and easily.
The RTTY tuning meter is automatically displayed
when the RTTY filter is turned ON.
q Push [CW/RTTY] to select RTTY mode.
w Push [RTTY FIL] to activate the RTTY filter and
RTTY tuning meter.
42
qw pp
qr≥qot≥pp
14.100.00
u Push [(F-2)CLR] for 1 sec. to clear the displayed
characters.
i Push [EXIT/SET] to exit the RTTY decoder screen.
• Setting the decoder threshold level
Adjust the RTTY decoder threshold level if some
characters are displayed when no signal is received.
q Call up the RTTY decoder screen as described at
left.
w Push [(F-4)ADJ] to select the threshold level set-
ting condition.
e Rotate the tuning dial to adjust the RTTY decoder
threshold level.
• Push [(F-3)DEF] to select the default condition.
r Push [EXIT/SET] to exit the RTTY decoder screen.
The UnShift On Space (USOS) function and new
line code can be set in the miscellaneous (others)
set mode. (p. 71)
qr.qot.pp
qr.wpt.pp
RTTY tuning meter
qw pp