4-4
■
Operating CW
q
Push a band key to select the desired band.
w
Push
CW
to select CW.
• After CW mode is selected, push
CW
to toggle be-
tween CW and CW-R modes.
• “CW” or “CW-R” appears.
e
Rotate the main dial to tune a desired signal.
• Try to match the desired signal’s tone to the side tone
frequency.
• The S-meter indicates received signal strength when
signal is received.
r
Rotate [AF] to set audio to a comfortable listening
level.
t
Push
TRANSMIT
to transmit.
• [TX] indicator lights red.
y
Use the electric keyer or paddle to key your CW
signals.
• The power meter indicates transmitted CW output
power.
u
Adjust CW speed with [KEY SPEED].
• Adjustable within 6–48 WPM.
i
Push
TRANSMIT
to return to receive.
4
RECEIVE AND TRANSMIT
• Preamp
(p. 5-10)
➥
Push [P.AMP]
(MF3)
several times to set the
preamp OFF, preamp 1 ON or preamp 2 ON.
• Hold down [P.AMP] (MF3)
for 1 second to turn the
preamp function OFF.
• “P.AMP1” or “P.AMP2” appears when the preamp 1
or preamp 2 is ON.
• Attenuator
(p. 5-10)
➥
Push [ATT]
(MF4)
several times to set the attenu-
ator in 6 dB steps.
• Hold down [ATT] (MF4)
for 1 second to turn the
attenuator function OFF.
• “ATT” and attenuation level appear when the attenu
-
ator is ON.
• Noise blanker
(p. 5-17)
➥
Push
NB
to turn the noise blanker ON or
OFF, and then rotate [NB] control to adjust the
threshold level.
• Noise blanker indicator (above
NB
switch) lights
when the noise blanker is ON.
• Hold down
NB
for 1 second to enter noise blank-
er set mode.
• Noise reduction
(p. 5-18)
➥
Push
NR
to turn the noise reduction ON or
OFF.
• Rotate [NR] control to adjust the noise reduction
level.
• Noise reduction indicator (above
NR
switch) lights
when the noise reduction is ON.
• Twin PBT (passband tuning)
(p. 5-13)
➥
Rotate [TWIN PBT] controls (inner/outer).
• PBT indicator (above
PBT-CLR
switch) lights when
PBT is in use.
• Hold down
PBT-CLR
for 1 second to clear the set-
tings.
• Manual notch filter
(p. 5-19)
➥
Push
NOTCH
to turn the manual notch func-
tion ON or OFF.
• Rotate [NOTCH] control to set the attenuating fre
-
quency.
• Notch indicator (above
NOTCH
switch) lights when
the manual notch is ON.
• AGC (auto gain control)
(p. 5-12)
➥
Push [AGC] switch several times to select
AGC FAST, AGC MID or AGC SLOW.
➥
Push
AGC VR
to turn the AGC time constant
manual setting ON or OFF.
• Rotate [AGC] control to adjust the time constant.
•
1
⁄
4
function
(p. 3-6)
➥
Push [1/4] to turn the
1
⁄
4
function ON or OFF.
• Auto tuning function
(p. 5-22)
➥
Push [AUTOTUNE] to turn the auto tuning func-
tion ON or OFF.
• The transceiver automatically tunes the desired sig
-
nal within a ±500 Hz range.
IMPORTANT!
When receiving a weak signal, or receiving a signal
with interference, the automatic tuning function may
not tune properly, or tune onto an undesired signal.
D
Convenient functions for receive
[KEY SPEED] [TX] indicator [RX] indicator
[AF]
Main dial
Band keys
CW
TRANSMIT
Appears
