Icom IC-746 Instruction Manual

69
12
SETUP AND CONNECTIONS
CONNECTING THE PS-85
12-3 Selecting a location
PS-85
AC outlet
AC cord
GNDGND
IC-746
Select a location for the transceiver that allows ade-
quate air circulation, free from extreme heat, cold, or
vibrations, and away from TV sets, TV antenna ele-
ments, radios and other electro-magnetic sources.
12-4 Power supply connections
Use an optional PS-85 DC POWER SUPPLY or non-Icom
power supply, etc. when operating the transceiver with
AC power. Refer to the diagrams below.
CAUTION: Before connecting the DC power
cable, check the following important items. Make
sure:
• The [POWER] switch is OFF.
• Output voltage of the power source is 12–15 V
when you use a non-Icom power supply.
• DC power cable polarity is correct.
Red: positive + terminal
Black: negative _ terminal
Grommet
NEVER connect to
a 24 V battery.
Note: Use terminals for
the cable connections.
Crimp
Solder
Supplied
DC power cable
red
black
12 V
battery
CONNECTING A VEHICLE BATTERY

Icom IC-746 Specifications

General

Mode	SSB, CW, RTTY, AM, FM
Receiver Type	Double conversion superheterodyne
Antenna Connector	SO-239
Voltage	13.8 V DC ±15%
Impedance	50 ohms
Output Power	100 W (SSB, CW, FM, RTTY), 40 W (AM)
Current Drain	TX: 20 A
Sensitivity	AM: 2 µV
Selectivity	CW: 500 Hz (-6 dB)