Agc Function; D SelectNg The Preset Value; D Setting The Agc Time Constant Preset Value - Icom IC-7600 Instruction Manual

■ AGC function

The AGC (auto gan control) controls recever gan to
produce a constant audo output level even when the
receved sgnal strength vares greatly.
The transcever has 3 preset AGC characterstcs
(tme constant: fast, md, slow) for non-FM mode.
The FM mode AGC tme constant s fxed as
'FAST' (0.1 sec.) and AGC tme constant cannot
be changed.
D Selecting the preset value
q Select any non-FM mode.
w Push [AGC] (MF5) several tmes to select AGC
fast, AGC medum (MID) or AGC slow.

D Setting the AGC time constant preset value

q Select any non-FM mode.
w Push and hold [AGC] (MF5) for 1 sec. to enter
AGC set mode.
e Push [AGC] (MF5) several tmes to select FAST
tme constant.
r Rotate the man dal to set the desred tme con-
stant for 'AGC FAST.'
• AGC tme constant can be set between 0.1 to 8.0 sec.
(depends on mode) or turned OFF.
• Push and hold [DEF] (F-4) for 1 sec. to select a default
value.
t Push [AGC] (MF5) to select medum tme con-
stant.
y Rotate the man dal to set the desred tme con-
stant for 'AGC MID.'
• AGC tme constant can be set between 0.1 to 8.0 sec.
(depends on mode) or turned OFF.
• Push and hold [DEF] (F-4) for 1 sec. to select a default
value.
u Push [AGC] (MF5) to select slow tme constant.
i Rotate the man dal to set the desred tme con-
stant for 'AGC SLOW.'
• AGC tme constant can be set between 0.1 to 8.0 sec.
(depends on mode) or turned OFF.
• Push and hold [DEF] (F-4) for 1 sec. to select a default
value.
o Select another non-FM mode, then repeat steps e
to i f desred.
!0 Push [EXIT/SET] to ext the AGC set mode screen.
RECEIVE AND TRANSMIT
[AGC]
F-4
DEF
• AGC set mode screen
• Selectable AGC time constant
Mode Default Selectable AGC time constant
0.3 (FAST)
OFF,
SSB 2.0 (MID)
1.6, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0
6.0 (SLOW)
0.1 (FAST)
OFF,
CW 0.5 (MID)
1.6, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0
1.2 (SLOW)
0.1 (FAST)
RTTY OFF,
0.5 (MID)
PSK 1.6, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0
1.2 (SLOW)
3.0 (FAST)
OFF,
AM 5.0 (MID)
2.5, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0
7.0 (SLOW)
FM 0.1 (FAST) Fxed
4
Main dial
EXIT/SET
(unt: sec.)
0.1, 0.2, 0.3, 0.5, 0.8, 1.2,
0.1, 0.2, 0.3, 0.5, 0.8, 1.2,
0.1, 0.2, 0.3, 0.5, 0.8, 1.2,
0.3, 0.5, 0.8, 1.2, 1.6, 2.0,
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