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Last modified 2023-09-18

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Icom IC-281A

A picture of Icom IC-281A

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: USA
TX: 144-148 MHz
RX: 136-174 / 400-479 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 KHz
Frequency stability:±10 ppm @-10 to +60°C (14 to 140°F)
Mode:FM
Channels / memory management: 30 regular
6 scan edge
1 call per band
RAM storage with lithium battery backup
Repeater shift / offset:±?
Power supply:13.8 VDC ±15%
Current drain / power consumption:RX: 0.8-1 A
TX: 3 to 6 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):140*40*171 mm (5.5*1.6*6.7")
Weight:930 g (2.1 lb)
Other features:1200/9600 bd packet jack.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 30.85 MHz
2nd IF: 455 KHz
Sensitivity:VHF: 0.16 uV (12 dB SINAD)
UHF: 0.2 uV (12 dB SINAD)
Selectivity:15 KHz (-6 dB)
30 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:2.4 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm / 4-8 ohm




TRANSMITTER SECTION
RF output power:

HighMidLow
2 m:25 W10 W2 W
70 cm:25 W10 W2 W
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 modular
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1994-199x (Discontinued)
Additional info:
Related documents:User manual (5.7 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
AH-32
AHB-32
HM-77
HM-78
HM-79
IC-PS30
MB-17A
MB-27
OPC-346
OPC-347
OPC-440
SP-7
SP-10
SP-12
UT-66
UT-85
2 m/70 cm dual band antenna. Max 150 W
Trunk mount with coax cable, for AH-32
DTMF hand microphone with 1750 Hz tone call
Hand microphone
Hand microphone with 1750 Hz tone call
DC power supply, 13.8 VDC 25 A
One-touch mobile mounting bracket
Standard mobile mounting bracket
DC power cable, 3 m (9.8 ft)
DC power cable, 7 m (23 ft)
Mic extension cable, 5 m (16.4 ft)
External speaker
External speaker
External speaker
Voice synthesizer unit
Tone squelch unit (CTCSS/PL TX/RX + tone scan)