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ICOM IC-703

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Desktop HF/VHF Transceiver

The ICOM IC-703 provides full HF plus 6 meter band coverage in a small mobile package. QRP power output is selectable between 0.1 and 10 watts in 5 steps. Energy saving features allow the rig to be operated in the field for prolonged periods of time.

Specifications
Type
Desktop Amateur HF/VHF Transceiver 
Frequency range RX
30 kHz - 60 MHz 
TX
10-160 m + WARC/6 m 
Frequency stability
Less than ±0.5ppm (+0°C to +50°C) Less than ± 2.5ppm (-10°C to +60°C) 
Tuning steps
Filters
Receiver
Modulations
AM / FM / CW / USB / LSB / RTTY 
Sensitivity
SSB/CW/RTTY
0.16 µV (10 dB S/N @ 1.8-30 MHz)
AM
13 µV (10 dB S/N @ 0.5-1.8 MHz), 2 µV (10 dB S/N @ 1.8-30 MHz)
FM
0.5 µV (12 dB SINAD @ 28-30 MHz) 
Selectivity
SSB, CW (2.4kHz)
More than 2.4 kHz/-6dB
Less than 4.0 kHz/-60dB
AM/FM-N (6kHz)
More than 9.0 kHz/-6dB
Less than 20 kHz/-50dB
FM (15kHz)
More than 15 kHz/-6dB
Less than 30 kHz/-50dB 
Receiver system
Double conversion 
IF-frequencies
1st: 64.455 MHz
2nd: 455 kHz 
Image rejection
HF: Better than 70 dB
50MHz: More than 65dB (except IF point) 
Audio output
More than 1.0W (at 13.8V DC) 
Transmitter
Modulations
AM / FM / CW / USB / LSB / RTTY 
RF-output
0.1-10 W in 5 steps 
Connections
Antenna
SO-239 
Impedance
50 Ω 
Electrical
Power requirements
9-15.9V DC 
Current drain RX
250-450 mA 
TX
3 A max 
Physical
Dimensions (w×h×d)
167 × 58 × 200 mm (6.57 × 2.28 × 7.87 in)  
Weight
2 kg (4.4 lbs)  
Form factor
Desktop 
Manufactured
Between 2002 and 20xx  
Other features
Memories
105 channels in 1 banks  
Usage
Amateur / Ham radio operators 
Manufacturer
ICOM 
Model
IC-703
Features
Built-in ATU
Built-in pre-amplifier, IF shift function with graphical indication, AGC time constant setting, 20dB (approx.) RF attenuator, AF speech compressor (DSP), CTCSS tone encoder/decoder for repeater access, VOX function, split operation with receive frequency lock, CI-V system capability, 9600bps data terminal on rear panel, bandstacking register, combined SQL and RF gain control knob, optional voice synthesizer (UT-102), variable SSB carrier-point, fanless noise free operation 
Manuals, Diagrams and Brochures
 
ICOM IC-703 Brochure
ICOM IC-703 Extended range mods
ICOM IC-703 Instruction Manual.pdf
ICOM IC-703 Instruction Manual (addendum).pdf
 
 
 
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