ID-31A PLUS

ICOM
ID-31A PLUS

Specifications

Prices

UHF handheld transceiver for D-STAR and Analog FM operations. Access point and terminal mode, integrated GPS receiver, DV/FM repeater search function. Ideated in Japan, year of introduction 2017.

Reference market : amateur-radio

ID-31 PLUS specifications

General

Frequency coverage
Receive	400.0000 ~ 479.0000 MHz [1] [2] 430.0000 ~ 440.0000 MHz [3]
Transmit	400.0000 ~ 479.0000 MHz [4] 420.0000 ~ 450.0000 MHz [5] 430.0000 ~ 440.0000 MHz [6]
Mode
FM / D-STAR
Tuning step
5 / 6.25 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 / 125 / 200 KHz

Receiver

Sensitivity
FM	0.16 uV (12dB SINAD)
D-STAR	0.28 uV (1% BER)
Selectivity
FM	> 55dB (on adjacent channel)
FM-N	> 50dB (on adjacent channel)
D-STAR	> 50dB (on adjacent channel)
Spurious and image rejection
> 60 dB
Frequency stability
± 2.5 ppm from -20°C to +60°C
IF (Intermediate Frequency)
1°	46.350 MHz
2°	450 kHz
Squelch sensitivity
FM	0.18 uV

Transmitter

Output power
UHF	5 / 2.5 / 1 / 0.5 / 0.1 W
Spurious emission
at 5 / 2.5W	< -60 dB
at 1 / 0.5 / 0.1W	< -13 dBm
Maximum deviation (FM)
± 5.0 KHz (FM) ± 2.5 KHz (FM-N)
Microphone
2.2 kΩ

Features

Memory
500 regular memories 750 D-STAR repeater memories 50 scan edges (2 channels x 25 pairs) 2 call memories
Display
sub-1 KHz frequency resolution Segment-bar signal meter
Selective calling
DTMF / DTCS / DSQL 1750Hz tone
Antenna
SMA 50Ω
Power supply
5.5 VDC (with BP-273 Li-Ion battery pack) 7.4 VDC (with BP-271 or BP-272 Li-Ion battery pack) 10~16 VDC external
Power consumption
350 mA RX, max (at 7.4 VDC, internal speaker, FM) 200 mA RX, max (at 7.4 VDC, external speaker, FM) 450 mA RX, max (at 7.4 VDC, internal speaker, D-STAR) 300 mA RX, max (at 7.4 VDC, external speaker, D-STAR) 2.5A TX, max power (at 7.4 VDC)
Audio power
0.4W on 16Ω internal speaker 0.2W on 8Ω external speaker
Audio output
Jack 3.5 mm headphone
Connections
Jack 2.5 mm (PC, clone)

Mechanical and environmental data

Operating temperature
from -20°C to +60°C
Dimensions
58 (W) x 95 (H) x 25 (D) mm, projections not included
Weight
140g without battery pack and antenna 220g with battery pack BP-271 and antenna

USA,UK, EXP-02/04/06 and EXP-03/05/07 versions.
Guaranteed only 430~450 MHz.
EUR version.
EXP-02/04/06 version.
USA version.
EUR, UK and EXP-03/05/07 versions.

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ID-31 series :

The ICOM ID-31 compact transceiver was first released in 2010. The ID-31 PLUS upgraded transceiver was released seven years later. This new generation PLUS version adds: Faster Data transfer in DV mode. RS-MS1A Android Application. Additional Dplus reflector link commands. DV and FM repeater search functions. Enhanced D-PRS functions. Terminal Mode. Access Point Mode.

ID-31A PLUS description :

The ICOM ID-31A PLUS (ICOM ID-31E PLUS with some own specifications) is a compact and rugged Analog/D-STAR (DV - Digital Voice) portable for UHF operations. Great for beginners, minimal programming is required to operate this radio. This double conversion superheterodyne radio also features an integrated GPS for geo-location repeater search, from one of the 750 repeater memories. Additional enhancements include compatibility with the RS-MS1A, Android App, Terminal and Access Point modes for your own communications portal into the global D-STAR network. Pictures and text messages on un Android device can be transmitted over D-STAR network using the free app.

ICOM ID-31 PLUS in Access Point and Terminal Mode

ID-31A PLUS other features :

Digital transmission speed 4.8 kbps, voice coding speed 2.4 kbps.
Voice recorder function.
Transmit and repeat voice memory, 60s x 1 memory.
200 GPS memory channels, including altitude data.
CI-V commands added, such as the GPS TX mode, DV data TX and GPS ON/OFF settings.
GPS transmitting mode and low-speed data communication can be used at the same time on DV mode.
GPS data output.
Call sign, repeater list and GPS memory import and export in the CSV format.
Enhanced D-PRS functions.
Skip settings for scanning.
5W maximum output power and five selectable transmit power levels.
A total of 1302 memory channels, including 750 D-STAR repeater memories.
Speech function announces frequency, mode and call sign.
microSD card slot.
IPX7 waterproof rating.

ID-31A PLUS price

We have collected for your convenience the ICOM ID-31 PLUS sale price (Euro) and its trend over time. Useful to guarantee a cheaper purchase of this radio and to put it for sale in the second-hand market. Of course offers, accessories, warranty terms and conditions can lead to different figures.

Price	Date	Condition
EUR 192.50	2021-oct	Brand-new
EUR 243.00 (284USD)	2018-oct	Brand-new
EUR 170.90 (149GBP)	2018-oct	Second Hand Great condition. Complete and boxed

ID-31A PLUS review

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