Operating Rtty (Fsk) - Icom IC-i7410 Instruction Manual

■ Operating RTTY (FSK)

When using your RTTY terminal or TNC, consult the
manual that comes with the equipment.
q Select the desired band. (p. 25)
w Push [RTTY] to select the RTTY mode.
• Pushing [RTTY] alternately selects the RTTY or RTTY
reverse mode.
e Rotate [DIAL] to tune a desired signal.
• The S-meter indicates received signal strength.
• If the received signal cannot be demodulated, try to se-
lect the RTTY reverse mode in step w.
• The tuning step can be changed in the tuning step pro-
gram mode. (p. 27)
r Push [TRANSMIT] to set the transceiver to the
transmit mode, or transmit a SEND signal from your
TNC.
• The TX indicator lights red.
• The Po meter displays the transmitted RTTY signal
strength.
t Use your PC or TNC (TU) to transmit RTTY (FSK)
signals.
y Push [TRANSMIT] to return to receive.
Convenient Receive functions
• Preamp and attenuator (p. 55)
• Twin PBT (Passband Tuning) (p. 59)
• AGC (Auto Gain Control) (p. 56)
• Noise Blanker (p. 60)
• Noise Reduction (p. 61)
• Notch filter (p. 61)
• ¼ function (p. 27)
• Twin Peak Filter (p. 47)
RECEIVE AND TRANSMIT
[TRANSMIT] TX indicator
[RTTY]
"RTTY" or "RTTY-R" appears
M1
A G C
While receiving, the meter functions as the
RTTY tuning meter to make correct tuning
easier.
Rotate [DIAL] to the point where both sides of
the dots appear equally.
* While transmitting, the meter functions as the trans-
mit meter, selected by pushing [ANT•METER].
4
[DIAL]
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