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4
RECEIVE AND TRANSMIT
• Preamp and attenuator
(p. 46)
➥
Push [P.AMP/ATT] momentarily to set the preamp
ON or OFF.
• Lights green when the preamp is set to ON.
➥
Push [P.AMP/ATT] for 1 sec. to set the attenuator
ON.
• Push [P.AMP/ATT] momentarily to turn the attenua-
tor OFF.
• Lights red when the attenuator is set to ON.
• Noise blanker
(p. 48)
➥
While “
M3
” is selected, push [
(F-2)
NB
] to turn the
noise blanker ON and OFF.
• Push [DISPLAY] once or twice to select
M
.
• Push [MENU] one or more times to select
M3
.
• “NB” appears when the noise blanker is set to ON.
• Push [
(F-2)
NB
] for 1 sec. to enter the noise blanker
set mode.
• AGC (auto gain control)
(p. 48)
➥
While “
M4
” is selected, push [
(F-3)
AGC
] to select
AGC fast and AGC slow.
• Push [DISPLAY] once or twice to select
M
.
• Push [MENU] one or more times to select
M4
.
• “F
AGC
” appears when the fast time constant is se-
lected.
• IF shift
(p. 47)
➥
Rotate [SHIFT] control.
• Noise reduction
(p. 50)
➥
While “
S4
” is selected, push [
(F-2)
NR
] to turn the
noise reduction ON and OFF.
• Push [DISPLAY] once or twice to select
S
.
• Push [MENU] one or more times to select
S4
.
• P
ush [(F-3)
NRL
] then rotate [M-CH] to adjust the
noise reduction level.
•
“NR” appears when the noise reduction is set to ON.
• Auto notch filter
(p. 50)
➥
While “
S4
” is selected, push [
(F-1)
ANF
] to turn the
auto notch filter function ON and OFF.
•
“ANF” appears when the noise reduction is set to
ON.
•
1
⁄
4
function
➥
While “
M4
” is selected, push [
(F-1)
1/4
] to turn
the
1
⁄
4
function ON and OFF.
• Push [DISPLAY] once or twice to select
M
.
• Push [MENU] one or more times to select
M4
.
• Break-in function
(p. 32)
➥
While “
M4
” is selected, push [
(F-2)
KEY
] for 1 sec.
to enter the keyer set mode.
• Push [DISPLAY] once or twice to select
M
.
• Push [MENU] one or more times to select
M4
.
➥
Rotate the main dial to select the break-in OFF,
semi break-in or full break-in.
• “BK” or “F-BK” appears when the semi break-in or full
break-in is set to ON, respectively.
D
Convenient functions for receive
D
Convenient functions for transmit
D
CW reverse mode
The CW
å
(CW Reverse) mode receives CW signals
with a reverse side CW carrier point like that of LSB
and USB modes. Use this mode when interference
signals are near the desired signal and you want to
change the interference tone.
q
Select CW mode with [MODE].
w
Push [DISPLAY] for 1 sec. to enter quick set mode.
e
Push [MENU] one or more times to select “
Q3 CW
REV
,” then rotate the main dial to select CW and
CW
å
modes.
• Check the interference tone.
r
Push [DISPLAY] momentarily to exit quick set mode.
• Receive audio tone response
(Reverse) CW
å
(Normal) CW
BFO
600 Hz
signal
inteference
signal
600 Hz
BFO
inteference
[MODE]
Main dial
[DISPLAY]
[MENU]
QUICK SET MODE
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