Icom IC-7200 [44/104] Convenient functions for receive

Icom IC-7200 [44/104] Convenient functions for receive
39
4
RECEIVE AND TRANSMIT
■Operating RTTY (FSK)
When using your RTTY terminal or TNC, consult the
manual that comes with the RTTY terminal or TNC.
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 RTTY mode.
After RTTY mode is selected, push and hold
MODE
for
1 sec. to toggle between RTTY and RTTY-R modes.
e Rotate [DIAL] to tune in a desired signal.
The S-meter indicates received signal strength when
signal is received.
If the received signal cannot be demodulated, try se-
lecting RTTY-R mode (or RTTY mode).
r Transmit a SEND signal from your TNC.
appears.
The PO meter indicates the transmitted RTTY signal
strength.
t Use the connected PC or TNC (TU) to transmit
RTTY (FSK) signals.
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
1814
10
21
24
=
7
3.5
1.8
F-INP
M-CH/RIT
ENT
BAND
GENE
9
.
AGC
MW
ANF
METER
NR
NB
Band keys
[DIAL]
RTTY or RTTY-R appears.
F-INP ENT
BAND
Appears while transmitting.
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)
P
ush
AGC
once or twice to select the time con-
stant for the AGC circuit fast and slow.
F.AGCappears 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 lter 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. 79)
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.

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