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4-2
■
Operating SSB
q
Push a band key to select the desired band.
w
Push [SSB] to select LSB or USB.
• “USB” or “LSB” appears.
• Below 10 MHz LSB is automatically selected; above
10 MHz USB is automatically selected.
e
Rotate the main dial to tune a desired signal.
• 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] or [PTT] (microphone) to trans-
mit.
• [TX] indicator lights red.
y
Speak into the microphone at your normal voice
level.
• Adjust the microphone gain with [MIC] at this step, if
necessary.
u
Push [TRANSMIT] or release [PTT] (microphone) to
return to receive.
D
D
Convenient functions for receive
• Preamp
(p. 5-9)
➥
Push [P.AMP] several times to set the preamp
OFF, preamp 1 ON or preamp 2 ON.
• “P.AMP1” or “P.AMP2” appears when the preamp 1 or
preamp 2 is ON, respectively. (Main and sub have
independent preamp controls.)
• Attenuator
(p. 5-9)
➥
Push [ATT] several times to set the attenuator in
6 dB steps.
• Pushing [ATT] for 1 sec. to set the attenuator in 3 dB
steps.
• “ATT” and attenuation level appear when the attenu-
ator is ON.
• Noise blanker
(p. 5-17)
➥
Push [NB] switch to turn the noise blanker ON
and OFF, and then rotate [NB] control to adjust
the threshold level.
• Noise blanker indicator (above [NB] switch) lights
when the noise blanker is ON.
• Push [NB] for 1 sec. to enter noise blanker set mode.
• Twin PBT (passband tuning)
(p. 5-12)
➥
Rotate [TWIN PBT] controls (inner/outer).
• Push [PBT CLEAR] to clear the settings.
• Audio tone control
(p. 12-4)
➥
Push [F-7•SET] then [F-1•LEVEL] to enter level
set mode. Select an item with [F-1•
Y
]/[F-2•
Z
]
then rotate the main dial to adjust the audio tone.
• Noise reduction
(p. 5-18)
➥
Push [NR] switch to turn the noise reduction ON
and OFF.
• Rotate [NR] control to adjust the noise reduction
level.
• Noise reduction indicator (above [NR] switch) lights
when the noise reduction is ON.
• Auto notch filter
(p. 5-19)
➥
Push [NOTCH] switch to turn the auto or manual
notch function ON and OFF.
• Rotate [NOTCH] control to set the “valley” frequency
for manual notch operation.
• Notch indicator (above [NOTCH] switch) lights when
either the auto or manual notch is ON.
• AGC (auto gain control)
(p. 5-11)
➥
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 and OFF.
• Rotate [AGC] control to adjust the time constant.
• VSC (voice squelch control)
(p. 9-3)
➥
Push [VSC] to turn the VSC function ON and
OFF.
• The VSC indicator appears when the voice squelch
function is set to ON.
Appears
[MIC] [TX] indicator [RX] indicator
[AF] [SSB]
[TRANSMIT]
Main dial
Band keys
4
RECEIVE AND TRANSMIT