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36
4
RECEIVE AND TRANSMIT
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D
Convenient functions for receive
• Preamp and attenuator
(p. 45)
➥
Push
P.AMP
ATT
to turn the preamp ON or OFF.
• “
” appears when the preamp is set to ON.
➥
Push and hold
P.AMP
ATT
for 1 sec. to turn the attenu-
ator ON.
• Push
P.AMP
ATT
to turn the attenuator OFF.
• “
” appears when the attenuator is set to ON.
• Twin PBT (passband tuning)
(p. 46)
➥
Rotate
[TWIN PBT]
(controls–inner/outer).
• AGC (auto gain control)
(p. 45)
➥
Push
AGC
once or twice to select the time con-
stant for the AGC circuit fast and slow.
• “
F.AGC
” appears when the fast time constant is se-
lected, and no indicator appears when the slow time
constant is selected, respectively.
➥
Push and hold
AGC
for 1 sec. to turn the AGC
function OFF.
• “
AGC-OFF
” appears on the display.
• Noise blanker
(p. 49)
➥
Push
NB
to turn the noise blanker ON or OFF.
• “
” appears when the noise blanker is set to ON.
➥
Push and hold
NB
for 1 sec. to enter the noise
blanker set mode, then rotate
[DIAL]
to adjust the
threshold level, or the blank time.
• Rotate
[M-CH]
to select an item.
• Noise reduction
(p. 50)
➥
Push
NR
to turn the noise reduction ON or OFF.
• “
” appears when the noise reduction is ON.
➥
Push and hold
NR
for 1 sec. to enter the noise
reduction level set mode, then rotate
[DIAL]
to
adjust the noise reduction level.
• Manual notch filter
(pgs. 51, 52)
➥
Push
MNF
to turn the manual notch filter ON or
OFF.
• “
” appears when the manual notch filter is set to
ON.
➥
Push and hold
MNF
for 1 sec. to enter the man-
ual notch filter set mode, then rotate
[DIAL]
to se-
lect the filter width from narrow, middle and wide.
• ¼
function
(p. 78)
q
Push and hold
M-CH/RIT
SET
for 1 sec. twice to enter
the set mode.
w
Rotate
[M-CH]
to select “
DIAL ¼
”.
e
Rotate
[DIAL]
to turn the
1
⁄
4
function ON or OFF.
r
Push
M-CH/RIT
SET
to exit the set mode and return to
normal operation.
• CW pitch control
(p. 37)
q
Push and hold
M-CH/RIT
SET
for 1 sec. to enter the
quick set mode.
w
Rotate
[M-CH]
to select “
CW PITCH
”.
e
Rotate
[DIAL]
to set the desired CW pitch from
300 to 900 Hz in 10 Hz steps.
r
Push
M-CH/RIT
SET
to exit the quick set mode and re-
turn to normal operation.
D
Convenient functions for transmit
• Break-in function
(p. 55)
q
Push and hold
M-CH/RIT
SET
for 1 sec. twice to enter
the set mode.
w
Rotate
[M-CH]
to select “
BK-IN
”.
e
Rotate
[DIAL]
to select the CW break-in operation
from full break-in, semi break-in or OFF.
• FL : Full break-in
• SE : Semi break-in
• OF : Break-in OFF
r
Push
M-CH/RIT
SET
to exit the set mode and return to
normal operation.
• Keying speed setting
(p. 38)
q
Push and hold
M-CH/RIT
SET
for 1 sec. to enter the
quick set mode.
w
Rotate
[M-CH]
to select “
KEY SPD
”.
e
Rotate
[DIAL]
to adjust the CW key speed from 6
to 60 wpm.
r
Push
M-CH/RIT
SET
to exit the quick set mode and re-
turn to normal operation.