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Last modified 2016-03-19

Icom IC-703

A picture of Icom IC-703

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF transceiver
Frequency range:TX: 10-160 m + WARC
RX: 0.03-30 MHz
Tuning steps:1 / 10 / 100 Hz
1 / 5 / 9 / 10 / 12.5 / 20 / 25 / 100 KHz
Mode:AM/FM/SSB/CW/RTTY
Channels/memory management:99 regular
6 scan edges
Repeater shift/offset:0-9.999 KHz (Quick split)
Power supply:9-15.9 VDC
Current drain/power consumption:RX: 300-450 mA @ 9.6 VDC
TX: Max 3 A @ 13.8 VDC
Antenna impedance/connector:50 ohms / SO-239
Dimensions (W*H*D):167*58*200 mm (6.57*2.28*7.87")
Weight:2 Kg (4.41 lbs)
Other features:CTCSS/PL. Built-in memory keyer and auto-ATU. CI-V, AF-DSP




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 64.455 MHz
2nd IF: 455 KHz
Sensitivity: AM (10 dB S/N)
0.5-1.8 MHz: 13 uV
1.8-29.7 MHz: 2 uV
FM (12 dB SINAD)
28-29.7 MHz: 0.5 uV
SSB/CW (10 dB S/N)
1.8-29.7 MHz: 0.16 uV uV
Selectivity: AM/NFM: 9 KHz (-6 dB), 20 KHz (-50 dB)
FM: 15 KHz (-6 dB), 30 KHz (-50 dB)
SSB/CW: 2.4 KHz (-6 dB), 4.0 KHz (-60 dB)
Image rejection:Better than 70 dB
AF output power/speaker:500 mW at 10% distortion / 8 ohms @ 9.6 VDC
1 W at 10% distortion / 8 ohms @ 13.8 VDC
External speaker connector:3.5 mm, 8 ohms (mono)




TRANSMITTER SECTION
RF output power: AM: 0.1-2 W in 5 steps @ 9.6 VDC
AM: 0.1-4 W in 5 steps @ 13.8 VDC
FM/SSB/CW/RTTY: 0.1-10 W in 5 steps @ 9.6 VDC
FM/SSB/CW/RTTY: 0.1-10 W in 5 steps @ 13.8 VDC
Modulation system:AM: Low level modulation
FM: Variable reactance modulation
SSB: Balanced modulation
Max FM deviation:? KHz
Spurious emissions:Less than -60 dB
Microphone impedance/connector:600 ohms / 8-pin modular




MISCELLANEOUS
Manufactured:Japan, 2002-200x (Discontinued)
Additional info:
Related documents:User manual (8.1 MB)
Service manual (9.2 MB)
Modifications:
Options/Accessories:
AH-2b
AH-4
AT-180
BP-228
FL-52A
FL-53A
FL-222
FL-257
HM-103
LC-156
MB-62
MB-63
MB-65
MB-72
OPC-581
OPC-587
OPC-589
OPC-598
OPC-599
OPC-1248
PS-125
SM-20
SP-7
SP-10
SP-12
UT-102
UT-106
Mobile antenna element. 7-54 MHz. 2.5 m long
Automatic antenna tuner, HF, 150 W
Automatic antenna tuner, HF/6 m
NiCd battery pack. 9.6 V, 2800 mAh
500 Hz narrow CW filter. IF: 455 KHz
250 Hz CW/RTTY super-narrow filter. IF: 455 KHz
1.8 KHz super narrow filter. IF: 455 KHz
3.3 KHz SSB wide filter. IF: 455 KHz
Standard hand microphone
Multi-bag with controller case
Mobile mounting bracket
Front panel mounting bracket
Mounting base
Carrying handle
Separation cable. 3.5 m (11.5 ft)
Separation cable. 5 m (16.4 ft)
Microphone adapter cable
13-pin ACC cable
13-pin ACC connector to 7-pin + 8-pin ACC connectors
CD power adapter cable
DC power supply. 13.8 VDC, 25 A
Desktop microphone. Up/down switches and lo-cut
External speaker. 5 W, 8 ohms
External speaker. 5 W, 8 ohms
Slim-type external speaker. 3 W, 8 ohms
Voice synthesizer unit
DSP unit
A rear picture of Icom IC-703