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Last modified 2023-09-19

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Icom IC-475H

A picture of Icom IC-475H

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range: Europe
TX: 430-440 MHz
RX: 430-440 MHz
USA and Australia
TX: 430-450 MHz
RX: 430-450 MHz
Tuning steps:10 Hz, 1 / 2.5 / 5 / 10 KHz
Frequency stability:±5 ppm 0 to 50°C (32 to 122°F)
Mode:FM / SSB / CW
Channels / memory management: 99 regular
1 call
2 scan edge
RAM storage with lithium battery backup
Repeater shift / offset:Programmable
Power supply:Mains: 117 VAC ±10% (3-pin IEC C14 connector)
or 13.8 VDC ±15%
Current drain / power consumption:RX: 1.1 to 1.3 A @ 13.8 VDC
TX: 8 to 20 A @ 13.8 VDC
Antenna impedance / connector:50 ohm / N-jack
Dimensions (W*H*D):241*95*239 mm (9.49*3.74*9.41")
Weight:6 Kg (13.23 lb)
Other features: CTCSS/PL encoder (USA). 1750 Hz tone call (Europe). NB. VOX.
CI-V computer control.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne (FM)
1st IF: 7.45 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
Quadruple conversion superheterodyne (SSB/CW)
1st IF: 70.45 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
4th IF: 9.01 MHz
Sensitivity: FM: 0.18 uV (12 dB SINAD)
SSB/CW: 0.1 uV (10 dB S/N)
Selectivity: FM
15 KHz (-6 dB)
30 KHz (-60 dB)
SSB/CW
2.3 KHz (-6 dB)
4 KHz (-60 dB)
Image rejection: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: 10-75 W adjustable
Modulation system:FM: Variable reactance frequency modulation
SSB: Balanced
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1987-199x (Discontinued)
Additional info: Early version had passband tuning (PBT) which was replaced by a
data level pot in the 1988 version and onwards.

New price 1988 in Sweden: SEK 13755:-
New price 1989 in the US: $1369.00
Related documents: User manual (6.4 Mb)
Service manual (23.4 MB)
Modifications and fixes:
Reviews:
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HM-12
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HM-15
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SM-8
SM-10
SP-3
SP-7
UT-34
UT-36
70 cm masthead preamplifier
High stability crystal unit (±0.5 ppm)
AQS adapter
Satellite communication interface unit
CI-V level converter
CW narrow filter (500 Hz)
Hand microphone
Hand microphone with DTMF keypad
Hand microphone with 1750 Hz tone call
Mobile mounting bracket
Carrying handle
AC power supply. 13.8 VDC, 25 A
AC power supply. 13.8 VDC, 20 A
Desk microphone with dual line output
Desk microphone with compressor & equalizer
External speaker
External speaker
Tone squelch unit
Voice synthesizer unit