3
!0 MODE KEY
MODE
(p. 29)
➥ Push momentarily to cycle through the operating
modes:
USB/LSB ➟ CW/CW-R ➟ RTTY/RTTY-R ➟ AM
➥ Push and hold for 1 sec. to toggle the following
operating modes:
USB ↔ LSB (p. 33)
CW ↔ CW-R (Reverse) (p. 35)
RTTY ↔ RTTY-R (Reverse) (p. 39)
• “CW-R” or “RTTY-R” appears on the display when
reverse mode is selected.
Undesired modes can be inhibited in set mode.
(p. 81)
!1 TUNING STEP KEY
TS
(pgs. 26, 27)
➥ Push to turn the programmable tuning step ON
or OFF.
• “√” appears above the 1 kHz indicator when the pro-
grammable tuning step is turned ON and the fre-
quency can be changed in programmed kHz steps.
➥
While the
programmable
tuning step is turned
ON (
“√” appears
), push and hold for 1 sec. to
enter tuning step set mode; push again to return
to normal operation.
• 0.1, 1, 5, 9 and 10 kHz programmable tuning steps
are available.
➥
While the
programmable
tuning step is turned
OFF, push and hold for 1 sec. to turn the 1 Hz
step ON and OFF.
• 1 Hz indication appears, and the frequency can be
changed in 1 Hz steps.
!2 PREAMP/ATTENUATOR KEY
P.AMP
ATT
(p. 45)
➥ Push to turn the preamp ON or OFF.
• “ ” appears on the display.
➥ Push and hold for 1 sec. to turn the 20 dB atten-
uator ON; push momentarily to turn the attenua-
tor OFF.
• “ ” appears on the display.
4 What is the preamp?
The preamp amplifies signals in the receiver front
end (input) circuit to improve the sensitivity. Turn
the preamp ON when receiving weak signals.
4 What is the attenuator?
The attenuator prevents a strong undesired signal
near the desired frequency or near your location,
such as from a broadcast station, from causing dis-
tortion or spurious signals.
!3 MAIN DIAL [DIAL]
Changes the displayed frequency and selects val
-
ues for selected set mode items, etc.
!4 FILTER KEY
FILTER
(p. 47)
➥ Push momentarily to cycle the IF filter settings
between wide, middle and narrow for the se-
lected operating mode.
➥ Push and hold for 1 sec. to enter the filter set
mode.
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