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Last modified 2023-09-19

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Icom IC-901A

A picture of Icom IC-901A

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range: USA
TX: 140-150 / 440-450 MHz
RX: 140-150 / 440-450 MHz
Band options
10 m, 6 m, 1.25 m and 23 cm
Tuning steps:? KHz
Frequency stability:±10 ppm @ -10 to +60°C (14 to 140°F)
Mode:TX/RX: FM (Optional SSB / CW unit for 2 m)
RX only: AM / FM / WFM with optional UX-R91A
Channels / memory management: 12 regular per band
1 call per band
Repeater shift / offset:±?
Power supply:11-16 VDC
Current drain / power consumption:RX: 0.85-1.4 A
TX: Max 12 A
Antenna impedance / connector:50 ohm / One SO-239 + one N-jack
Dimensions (W*H*D):150*50*191 mm (5.9*2*7.5"), when not separated
Weight:1.6 Kg (3.5 lb), when not separated
Other features:Modular and expandable design. CTCSS/PL encoder. Twin RX.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 17.2 MHz (VHF), 30.875 MHz (UHF) - No options installed
2nd IF: 455 KHz
Sensitivity:0.18 uV (12 dB SINAD)
Selectivity:
Image rejection:
AF output power / speaker:2.4 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:

HighLowBand unit
2 m:50 W5 WBuilt-in
70 cm:35 W5 WBuilt-in




10 m:10 W1 WUX-19A
6 m:10 W1 WUX-59A
2 m:25 W5 WUX-S92A
1.25 m:25 W5 WUX-39A
23 cm:10 W1 WUX-129A
Modulation system:Variable reactance frequency modulation
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, 1989-1990 (Discontinued)
Additional info:
Related documents: User manual (6.8 MB)
Service manual (67 MB), including expansion units
Modifications and fixes:
Options / Accessories:
EX-766
EX-767
HS-15
HS-15SB
MB-21
MB-31
MB-32
OPC-189
UT-40
UT-48
UX-19A
UX-39A
UX-59A
UX-129A
UX-R91A
UX-S92A
Optical fiber cable interface unit
Power cable connector box
Flexible microphone
PTT switchbox
Remote controller bracket
Band unit stacking bracket
Mounting bracket
Optical fiber cable extension, 20 m
Tone squelch unit
DTMF encoder/decoder unit
10 m band unit, 10 W
220 MHz band unit, 25 W
6 m band unit, 10 W
23 cm band unit, 10 W
MW/76-950 MHz RX unit
2 m SSB/CW unit, 25 W