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Icom IC-746 Instruction Manual

Icom IC-746
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16
3
BASIC OPERATION
TOGGLING THE TS FUNCTION ON AND OFF The tuning step function can be turned ON and OFF.
When the TS function is ON (default), rotating the tun-
ing dial changes the frequency in the set tuning steps.
Push [TS] to turn the tuning step function ON, if nec-
essary.
The TS indicator, Z appears.
Rotate the tuning dial to change the frequency ac-
cording to the set tuning step.
Push [TS] again to turn the tuning step function
OFF.
The TS indicator, Z disappears.
TUNING STEP PROGRAM MODE When the tuning step function is ON, tuning step pro-
gram mode can be selected. This mode is used to
change the set tuning steps.
While the tuning step function is ON, (Z appears),
push [TS] for 2 sec. to enter tuning step program
mode.
Rotate the tuning dial to select the desired tuning
step.
0.1, 1, 5, 9, 10, 12.5, 20 and 25 kHz can be selected.
Tuning steps can be set individually for each operating
mode.
Push [TS] again to exit tuning step program mode.
1 Hz TUNING For critical tuning, a 1 Hz tuning step can be selected.
While the tuning step function is OFF, (Z does not
appear), push [TS] for 2 sec.
The 1 Hz indicator appears.
Rotate the tuning dial to change the frequency in 1
Hz steps.
When changing the frequency via the microphone, the
frequency changes in 50 Hz steps, regardless of whether
the 1 Hz tuning step is selected or not.
Push [TS] for 2 sec. again (while the tuning step
function is OFF) to turn the 1 Hz tuning step OFF.
Tuning dial
[TS]
BLANK
CH
VFOA
ANT
AGCAMP
P.
SWR
ALC
Po
S
1
20 50
3
3211.5
579 20 40 60
100%
1
1
S
M1
F
USB
TS indicator
AGCDUPCMPTCNSCP
BLANK
CH
VFOA
ANT
AGCAMP
P.
SWR
ALC
Po
S
1
20 50
3
3211.5
579 20 40 60
100%
1
1
S
0.1kHz
SSB
TS
F
USB
TS indicator
BLANK
CH
ANT
USB
AGCAMP
P.
SWR
ALC
Po
S
1
20 50
3
3211.5
579 20 40 60
100%
1
1
S
M1
AGCDUPCMPTCNSCP
VFOA
The tuning step defaults are:
SSB/CW/RTTY: 10 Hz
AM: 1 kHz
FM: 10 kHz

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Icom IC-746 Specifications

General IconGeneral
ModeSSB, CW, RTTY, AM, FM
Receiver TypeDouble conversion superheterodyne
Antenna ConnectorSO-239
Voltage13.8 V DC ±15%
Impedance50 ohms
Output Power100 W (SSB, CW, FM, RTTY), 40 W (AM)
Current DrainTX: 20 A
SensitivityAM: 2 µV
SelectivityCW: 500 Hz (-6 dB)

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