4
RECEIVE AND TRANSMIT
4-12
When using your RTTY terminal or TNC, consult the
manual that comes with the equipment.
Select the desired frequency band. (p. 3-6) q
On the Mode selection screen, touch “RTTY” to se- w
lect the RTTY mode.
• After the RTTY mode is selected, touch “RTTY” again to
toggle between the normal and reverse modes, if need-
ed.
Enter the RTTY decoder screen. e
q Push
(C) one or more times to select the
“M-2” screen (M-2 menu).
w Touch [DEC](D) to display the RTTY decoder
screen.
• Touch [WIDE](D) to toggle the decode screen size
between normal and wide.
Rotate the Dial to tune a desired signal. r
• The S-meter displays the 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 on the Tuning step se-
lection screen by touching “kHz frequency.” (
p. 3-9)
Switch ON the external TX switch to set the trans- t
ceiver to the transmit mode, or transmit a SEND sig-
nal from your TNC.
• The TX/RX indicator lights red.
•
The Po meter displays the transmitted
RTTY signal
strength.
Use your connected PC or TNC (TU) to transmit y
RTTY (FSK) signals.
Switch OFF the external TX switch to receive. u
Convenient Receive functions
• Preamp and attenuator (p. 5-2)
• Twin PBT (passband tuning) (p. 5-5)
• AGC (auto gain control) (p. 5-3)
• Noise blanker (p. 5-8)
• Noise reduction (p. 5-9)
• Notch lter (p. 5-10)
• ¼ function (p. 3-10)
• Twin Peak Filter (p. 4-13)
Operating RTTY (FSK)
The L, R, C or D in the
instructions indicate the
part of the controller.
L: Left side
R: Right side
C: Center bottom
D:
Display (Touch screen)
“RTTY” or “RTTY-R” appears
Touch [DEC]
Rotate the Dial to the point where both
sides of the dots equally appear.