Icom IC-7200, Инструкция по эксплуатации

Страница: 47 / 104

42
4
RECEIVE AND TRANSMIT
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■
Operating AM
q
Push and hold
F-INP ENT
BAND
for 1 sec., then push a
band key to select the desired band.
w
Push
MODE
to select AM mode.
e
Rotate [DIAL] to tune in a desired signal.
• The S-meter indicates received signal strength when a
signal is received.
• The default tuning step for AM mode is 1 kHz; this
can be changed using the tuning step program mode.
(p. 26)
r
Rotate the
[AF]
control to set audio to a comfort-
able listening level.
t
Push
[PTT]
(microphone) to transmit.
• “ ” appears.
y
Speak into the microphone at your normal voice
level.
• Adjust ‘MIC Gain’ at this step, if necessary. (p. 71)
u
Release
[PTT]
(microphone) to return to receive.
MODE
TUNER
TS
FILTER
SPCH
V/M A/B
SPLIT
M-CL
SCAN
SET
ATT
P.AMP
COMP VOX
MNF RIT
1
2
3
4 5 6
7 8
0
50
28
18 14 10
21 24
=
7 3.5 1.8
F-INP
M-CH/RIT
ENT
BAND
GENE
9
.
AGC MW
ANF
METER
NR NB
[DIAL] [AF]
Appears while transmitting.
F-INP ENT
BAND
Band keys
“ AM” appears.
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.
• 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.
• Twin PBT (passband tuning)
(p. 46)
➥
Rotate [TWIN PBT] (controls–inner/outer).
• 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.
• Auto notch filter (p. 51)
➥
Push
ANF
METER
to turn the auto notch filter ON or
OFF.
• “ ” appears when the auto notch filter is set to
ON.
D Convenient functions for transmit
• VOX (voice operated transmit)
(p. 53)
➥
Push
VOX
to turn the VOX function ON or OFF.
• “ ” appears when the VOX function is ON.
➥
Push and hold
VOX
for 1 sec. to enter the VOX
set mode, then rotate [DIAL] to adjust the VOX
gain, anti VOX gain or VOX delay.
• Rotate [M-CH] to select an item.