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Icom IC-746 Instruction Manual

Icom IC-746
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17
3
BASIC OPERATION
Ç SETTING A FREQUENCY VIA THE KEYPAD
The keypad can be used to enter frequencies directly.
Push [F-INP] to activate keypad input.
Enter the desired frequency using the correspond-
ing digit keys on the keypad.
The displayed frequency is cleared and input starts at the
far right of the frequency display.
Input “•” (decimal point) between the MHz units and kHz
units.
Push [F-INP] to cancel input and return to the previous
frequency.
When the desired frequency is input, push [144ENT]
to set the displayed frequency.
Keypad
[F-INP]
Lights when keypad input is activated
3-6
Selecting an operating mode
Each push of a mode key changes the operating fre-
quency. In addition, in CW and RTTY modes, pushing
[CW/RTTY] for 2 sec. toggles between reverse and
normal modes.
SSB mode
Above 10 MHz, USB is automatically selected; below
10 MHz, LSB is automatically selected.
CW mode
Use CW-R mode when nearby BFO frequencies are
causing interference.
RTTY mode
When an all mode TNC is connected, RTTY(FSK) op-
eration is possible.
[SSB]
[CW/RTTY]
[AM/FM]
[EXAMPLES]:
Setting 7.000000 MHz
Push [F-INP] + [21] + [144ENT]
Setting 14.025000 MHz
Push [F-INP] + [1.8¬]+[10¢] + [GENE()] + [50Ø]+
[3.5]+[14] + [144ENT]
Setting 145.500000 MHz
Push [F-INP] + [1.8¬)] + [10¢] + [14] + [GENE()] +
[14] + [144ENT]
Setting 145.500000 MHz from 145.360000 MHz
Push [F-INP] + [GENE] + [7£)] + [18§] + [144ENT]
MODE KEY
[SSB]
[CW/RTTY]
[AM/FM]
MOMENTARY PUSH
Toggles between LSB and USB
Toggles between CW and RTTY
Toggles between AM and FM
PUSH FOR 2 SEC.
No function
Toggles between CW and CW-R or RTTY and RTTY-R
No function

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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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