Icom IC-746 [31/88] Rtty shift rty

Icom IC-746 [31/88] Rtty shift rty
29
4
USING DIFFERENT OPERATING MODES
Band keys
[RF PWR]
[CW/RTTY]
[TRANSMIT]
Tuning dial
BLANK
CH
VFOA
ANT
AGCAMP
P.
SWR
ALC
Po
S
1
20 50
3
3211.5
579 20 40 60
100%
1
1
S
2125
RTTYMark
RTY
F1
F2
F
RTTY
Set item up/down
2125
RTTYMark
RTY
170
RTTYShift
RTY
NORMAL
RTTYKeying
RTY
ı TRANSMITTING
Ç SETTINGS FOR RTTY
Before transmitting, monitor your selected operating
frequency to make sure transmitting wont cause inter-
ference to other stations on the same frequency.
Connect RTTY capable TNC and personal computer
or an RTTY terminal (p. 68)
Push a band key to select the desired band.
Push [CW/RTTY] to select RTTY or RTTY-R.
Push [CW/RTTY] for 2 sec. to toggle between RTTY and
RTTY-R modes.
Rotate [AF] to set audio to a comfortable listening
level.
Push [TRANSMIT] to set the transceiver to the
transmit condition or transmit a SEND signal from
your TNC.
The P0 meter indicates transmitted RTTY signal strength.
Operate the connected PC or TNC (TU) to transmit
RTTY (FSK) signals.
Mark and shift frequencies as well as RTTY keying can
be set for RTTY operation.
Push [F4](RTY) to select the RTTY menu.
Push [F1] or [F2] to select the desired item.
Rotate the tuning dial to select the desired condition.
See the table below.
Push [MENU] 2 times to return to normal operation.
SET MODE ITEM AND DEFAULT CONDITION DESCRIPTION
Sets the mark frequency for RTTY operation.
1275, 1615 and 2125 Hz are selectable.
Sets the shift frequency for RTTY operation.
170, 200 and 425 Hz are selectable.
Sets the keying polarity for RTTY operation.
NORMAL: key open=mark
key closed=space
REVERSE: key open=space
key closed=mark

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