ICOM IC-W31E

Handheld VHF/UHF Transceiver

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The ICOM IC-W31E is a handheld VHF/UHF transceiver. It covers 136-174 / 400-470 MHz in receive and 144-146 / 430-440 MHz in transmit. The receiver system is a double conversion superheterodyne with IF frequencies of 1st: 43.1 MHz (VHF), 35.8 MHz (UHF) and 2nd: 455 KHz. Image rejection is >50 dB. RF output is selectable between High: 5/5 W, Medium: 0.5/0.5 W, Low: 15/15 mW. It features CTCSS on TX (RX option UT-94), DTMF and Twin RX. The IC-W31E has 1 memory bank with 100 channels. Power requirements are 4.8-9.6V DC with battery pack or 4.5-16V DC external. Dimensions are 125 × 57 × 31 mm.

General characteristics

HAM bands: 2m 70cm
Frequency stability: ?
Tuning steps: 5 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 kHz
Memories: 100 channels in 1 bank(s)

Receiver

RX-range: 136-174 / 400-470 MHz
Modulations: FM
Sensitivity: 0.18 µV (12 dB SINAD)
Selectivity: 15 kHz (-6 dB), 30 kHz (-60 dB)
Filters: ?
Receiver system: Double conversion superheterodyne
IF-frequencies: 1st: 43.1 MHz (VHF), 35.8 MHz (UHF)
2nd: 455 KHz
Image rejection: >50 dB
Audio output: ?

Transmitter

TX-range: 144-146 / 430-440 MHz
Modulations: FM
RF-output: High: 5/5 W, Medium: 0.5/0.5 W, Low: 15/15 mW

Connections

Antenna: BNC
Impedance: 50 Ω
Other: -

Electrical

Power requirements: 4.8-9.6V DC with battery pack or 4.5-16V DC external
Current drain RX: 30-210 mA
TX: Max 1.5 A

Physical

Dimensions (w×h×d): 57 × 125 × 31 mm (2.24 × 4.92 × 1.22 in)
Weight: 320 gr (11.3 oz) with BP-170
Form factor: Handheld
Manufactured: Between 1995 and 199x in Japan

Other features

Usage: Amateur / Ham radio operators
Features + options: CTCSS on TX (RX option UT-94), DTMF. Twin RX
Accessories: -
RigReference ID: 3266
MPN: ICOM-IC-W000031E

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