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

5
RECEIVE AND TRANSMIT

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.
AGC AGC
MID MID **** RTTY ****
45bps 45bps BAUDOT
UnShift UnShift On
RTTY RTTY
FIL FIL New New Line
ON ON If If RTTY-FIL RTTY-FIL is
-------------------------------------------- --------------------------------------------
1/4 1/4
OFF OFF
HOLD HOLD
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.
ANT ANT
BW BW 350 350
1
T X T X
METER METER
Po Po
P.AMP P.AMP **** **** RTTY
1 45bps 45bps BAUDOT
UnShift UnShift On
New New Line
ATT ATT
If If RTTY-FIL RTTY-FIL is
OFF OFF
-------------------------------------------- --------------------------------------------
CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN
CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN
AGC AGC
MID MID CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN CQ CQ CQ THIS IS JA3YUA JA3YUA OSAKA JAPAN
RTTY RTTY
FIL FIL
ON ON
1/4 1/4
OFF OFF
HOLD HOLD

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
RTTY DECODE RTTY DECODE
RTTY Decode Decode Monitor Monitor **** ****
BAUDOT Mark=2125, Mark=2125, Shift=170 Shift=170
On Space Space support support (SET-OTHERS) (SET-OTHERS)
Line Code Code selectable selectable (SET-OTHERS) (SET-OTHERS)
is OFF, OFF, Please Please turn turn ON. ON.
THRESHOLD THRESHOLD
CLR CLR ADJ ADJ WIDE WIDE
qw:pp
SFT SFT 0
qr≥qot≥pp
V F O V F O R T T Y R T T Y FIL FIL2
14.100.00
V F O V F O R T T Y R T T Y FIL FIL2
RTTY DECODE RTTY DECODE
RTTY Decode Decode Monitor Monitor **** ****
BAUDOT Mark=2125, Mark=2125, Shift=170 Shift=170
On Space Space support support (SET-OTHERS) (SET-OTHERS)
Line Code Code selectable selectable (SET-OTHERS) (SET-OTHERS)
is OFF, OFF, Please Please turn turn ON. ON.
THRESHOLD THRESHOLD
CLR CLR ADJ ADJ WIDE WIDE
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.
AGC AGC
MID MID
9
RTTY RTTY
FIL FIL
ON ON
1/4 1/4
OFF OFF
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. (pgs. 72, 73)
9
ANT ANT
1
METER METER
Po Po
P.AMP P.AMP
1
ATT ATT
OFF OFF
RTTY DECODE RTTY DECODE
**** **** RTTY RTTY Decode Decode Monitor Monitor **** ****
45bps 45bps BAUDOT BAUDOT Mark=2125, Mark=2125, Shift=170 Shift=170
UnShift UnShift On On Space Space support support (SET-OTHERS) (SET-OTHERS)
New New Line Line Code Code selectable selectable (SET-OTHERS) (SET-OTHERS)
If If RTTY-FIL RTTY-FIL is is OFF, OFF, Please Please turn turn ON. ON.
-------------------------------------------- --------------------------------------------
ADJ ADJ THRESHOLD THRESHOLD
DEF DEF ADJ ADJ
RTTY tuning meter
qw:pp
BW BW 350 350 SFT SFT 0
T X TX VFO VFO R T T Y R T T Y
FIL2 FIL2
qr.qot.pp
USB USB
1 14.100.00 14.100.00
VFO VFO USB USB
FIL2 FIL2
qr.wpt.pp
USB USB
1 14.100.00 14.100.00
9 9
WIDE WIDE