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Last modified 2021-03-29

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Icom IC-706

A picture of Icom IC-706

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF transceiver
Frequency range: TX: 10-160 m + WARC / 50-54 / 144-146 MHz (Europe)
TX: 10-160 m + WARC / 50-54 / 144-148 MHz (USA)
RX: 0.03-200 MHz
Tuning steps:1 / 10 / 100 Hz, 1 / 5 / 9 / 10 / 12.5 / 15 / 20 / 100 KHz
Frequency stability:5 ppm @ 0 to 50C (32 to 122F)
Mode: TX: AM / FM / NFM / SSB / CW / RTTY
RX: AM / FM / NFM / WFM / SSB / CW / RTTY
Channels/memory management: 99 regular with alpha tags
2 scan edge
1 call
Priority watch
Non-volatile EEPROM storage
Repeater shift/offset:0 to 4 MHz in selected increment
Power supply:13.8 VDC 15%
Current drain/power consumption:RX: 1.5 to 1.7 A
TX: Max 20 A
Antenna impedance/connector:50 ohm / SO-239 (HF/6 m), SO-239 (2 m)
Dimensions (W*H*D):167*58*200 mm (6.58*2.28*7.87")
Weight:2.5 Kg (5.51 lb)
Other features: CTCSS/PL encoder. 1750 Hz tone call.NB. IF-Shift. Simple band-scope.
VOX. SWR-meter. Electronic keyer. CI-V. Detachable front panel.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne (AM/SSB/CW/RTTY/WFM)
1st IF: 69.01 MHz (AM/SSB/CW/RTTY), 70.7 MHz (WFM)
2nd IF: 9.01 MHz (AM/SSB/CW/RTTY), 10.7 MHz (WFM)
Triple conversion superheterodyne (FM)
1st IF: 69.01 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
Sensitivity: AM (10 dB S/N)
0.5-1.8 MHz: 13 uV
1.8-30 MHz: 2 uV
50-54 MHz: 2 uV
144-148 MHz: 2 uV FM (12 dB SINAD)
28-29.7 MHz: 0.5 uV
144-148 MHz: 0.3 uV
WFM (12 dB SINAD)
76-108 MHz: 10 uV
SSB/CW (10 dB S/N)
1.8-29.7 MHz: 0.16 uV
50-54 MHz: 0.16 uV
144-148 MHz: 0.16 uV
Selectivity: AM: 6 KHz (-6 dB), 20 KHz (-40 dB)
FM: 12 KHz (-6 dB), 30 KHz (-50 dB)
NFM: 8 KHz (-6 dB)
SSB/CW: 2.3 KHz (-6 dB), 4 KHz (-60 dB)
Image rejection:HF: 70 dB
AF output power/speaker:2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power: HF: 5-100 W (AM 2-40 W)
6 m: 5-100 W (AM 2-40 W)
2 m: 1-10 W (AM 1-4 W)
Modulation system:
FM deviation:? KHz
Spurious emissions:HF: Less than -50 dB
6 m/2 m: Less than -60 dB
Microphone impedance/connector:600 ohm / 8-pin (Modular)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1995-1996 (Discontinued)
Additional info:New price 1995 in Sweden: SEK 14995:-
Related documents:User manual (5.2 MB)
Modifications and fixes:
Reviews:
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Mobile HF antenna element, 10-80 m, 2.5 m long
HF automatic antenna tuner
HF/6 m automatic antenna tuner
High-stability crystal unit (0.5 ppm)
Satellite interface unit
CI-V level converter unit
Automatic antenna selector
CW narrow filter (500 Hz)
CW narrow filter (250 Hz)
SSB wide filter (2.8 KHz)
SSB narrow filter (1.9 KHz)
Standard hand microphone
HF linear amplifier, 1 KW
Mobile mounting bracket
Mounting bracket
Control head mounting base
DC power cable
Separation cable, 3.5 m (11.5 ft)
Separation cable, 5 m (16.4 ft)
Microphone adapter cable
Adapter cable
DC power supply. 13.8 VDC, 20 A
Desktop microphonewith dual line output. Requires OPC-589
Desktop microphone. Requires OPC-589
External speaker. 8 ohm, 5 W
External speaker. 4 ohm, 5 W
External speaker. 8 ohm, 3 W
External speaker with four audio filters. 8 ohm, 5 W
External speaker. 8 ohm, 5 W
Voice synthesizer unit