ID-31A/E PLUS | ICOM
UHF handheld transceiver for D-STAR / Analog operations. Access point and terminal mode, integrated GPS receiver, DV/FM repeater search function. Ideated in Japan, year of introduction 2017.
Reference market : ham-radio
400.0000 ~ 479.0000 MHz  
430.0000 ~ 440.0000 MHz 
400.0000 ~ 479.0000 MHz 
420.0000 ~ 450.0000 MHz 
430.0000 ~ 440.0000 MHz 
|Modulation mode||FM / D-STAR|
|Tuning step||5 / 6.25 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 / 125 / 200 KHz|
|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)|
|Image and spurious rejection||> 60 dB|
|Frequency stability||± 2.5 ppm from -20°C to +60°C|
|Intermediate frequency||1°||46.350 MHz|
|Squelch sensitivity||0.18 uV|
|Output power||UHF||5 / 2.5 / 1 / 0.5 / 0.1 W|
|Spurious emission||at 5 or 2.5W||< -60 dB|
|at 1, 0.5 or 0.1W||< -13 dBm|
|Maximum FM deviation||
± 5.0 KHz (FM)
± 2.5 KHz (FM-N)
500 regular memories
750 D-STAR repeater memories
50 scan edges (2 channels x 25 pairs)
2 call memories
sub-1 KHz frequency resolution
Segment-bar signal meter
DTMF / DTCS / DSQL
|Antenna||SMA 50Ω connector|
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
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)
0.4W with a 16Ω internal load
0.2W with an 8Ω external load
|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|
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
The ID-31A PLUS (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-31A PLUS in Access Point and Terminal Mode
- 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 / ID-31E PLUS price :
We have collected for your convenience the ID-31 PLUS ICOM sales prices and their trend over time. Of course offers, accessories, warranty terms and conditions can lead to different figures.
Great condition. Complete and boxed.
Your opinion on merits, defects, experiences, with this radio set is welcome. Write your review, after a technical evaluation by our staff if found suitable will be published on this page. We thank you for your precious contribution.