Icom ID-52A

Icom ID-52A firmware

Icom · ID-52A · ID-52A · Handheld

Latest firmware for the Icom ID-52A is v1.27 (December 23, 2024).

Specifications

ID-52A specifications

Type
Amateur VHF/UHF transceiver
Frequency range
USA / TX: 144-148 / 430-450 MHz / RX: 88-174 / 225-479 MHz
Modes
TX: FM / NFM and DV (GMSK: 4.8 kbps voice) / RX: AM / AM-N / FM / NFM / WFM and DV (GMSK: 4.8 kbps voice)
Show the full specification

General

Mode
TX: FM / NFM and DV (GMSK: 4.8 kbps voice) RX: AM / AM-N / FM / NFM / WFM and DV (GMSK: 4.8 kbps voice)
Type
Amateur VHF/UHF transceiver
Weight
330 g (11.6 oz), with BP-272 and antenna
Power supply
5.5-7.4 VDC (Alkaline or battery pack) or 10-16 VDC external
Tuning steps
5 / 6.25 / 8.33 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 / 125 / 200 KHz
Other features
2.3" semi-transparent color LCD that is easy to see in sunlight. Bluetooth. GPS. CTCSS/PL and DTCS. Micro-USB connector. Image TX/RX via D-Star. Micro-SD card slot. Twin RX (V/V, V/U or U/U), and even DV/DV. IPX7 waterproof. Improved DR-mode. "Terminal" and "Access point" modes, which enables connection to the D-Star network through the internet from areas without D-Star repeaters.
Frequency range
USA TX: 144-148 / 430-450 MHz RX: 88-174 / 225-479 MHz
Dimensions (W*H*D)
61*122*35 mm (2.4*4.8*1.4")
Frequency stability
±2.5 ppm @ -20 to +60°C (-4 to +140°F)
Channels / memory management
1000 regular 100 skip 50 scan edge 4 call 2500 repeater 300 call sign 300 GPS Non volatile EEPROM storage
Antenna impedance / connector
50 ohm / SMA
Current drain / power consumption
RX: Max 450 mA TX: Max 2.5 A

Miscellaneous

Manufactured
Japan, 2020-202x

Receiver Section

Sensitivity
AM (10 dB S/N) 108-142 MHz: 1 uV 225-260 MHz: 1.8 uV 260-355 MHz: 1 uV 355-375 MHz: 1.8 uV FM/NFM/WFM (12 dB SINAD) 88-108 MHz: 1 uV 137-148 MHz: 0.18 uV 148-174 MHz: 0.32 uV 225-260 MHz: 0.56 uV 260-355 MHz: 0.32 uV 355-400 MHz: 0.5 uV 400-430 MHz: 0.32 uV 430-450 MHz: 0.18 uV 450-479 MHz: 0.32 uV DV (1% BER) 144-148 MHz: 0.2 uV 430-450 MHz: 0.2 uV
AF output power / speaker
750 mW at ?% distortion / 8 ohm

Transmitter Section

RF output power
HighMidLow 2Low 1S-Low 2 m:5 W2.5 W1 W500 mW100 mW 70 cm:5 W2.5 W1 W500 mW100 mW
Modulation system
FM: Reactance DV: GMSK reactance
Spurious emissions
Better than -60 dBc (High/Mid power)
Microphone input level
? mV
Max FM deviation (Factory set)
FM: ±5 KHz NFM: ±2.5 KHz
Max AM modulation (Factory set)
No AM
Microphone impedance / connector
2.2 Kohm / ?-pin

Changelog

ID-52A firmware changelog

  1. v1.26 v1.27

  2. v1.25 v1.26

  3. v1.23 v1.25 Image transfer speeds improved with new Bluetooth module support and enhanced DV reception quality.

  4. v1.22 v1.23

  5. v1.22 first tracked

Firmware history

All versions below were published by Icom on icomjapan.com, icomamerica.com, icomeurope.com and icom.co.jp. Third-party and modified firmware is never listed.

  1. Version 1.27 Latest Released Dec 23, 2024 First seen Sep 6, 2026

    Source: icomjapan.com

    Show release notes

    Changes from Version 1.​26

    • Fixed a slow speech ​function reading speed.
    Release notes & download
  2. Version 1.26 Released Nov 22, 2024 First seen Sep 7, 2026

    Source: icomjapan.com

    Show release notes

    Changes from Version 1.25

    • Supported fo​r microSDXC cards up to 256GB

    Formatting on the transceiver is required.

    • Fixed a probl​em in which the bit synchronization signal was shorter than expected when transmitting in the DV mode.
    Release notes & download
  3. Version 1.25 Released Aug 4, 2023 First seen Sep 7, 2026

    Image transfer speeds improved with new Bluetooth module support and enhanced DV reception quality. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Changes from Version 1.23

    • Improvement with new Bluetooth modules
    • The Bluetooth Version displayed as 2.01 is applicable, and 1.12 is not applicable.
    • Improvement in image transfer sp​eed using ST-4001A

    (Improved to approximately 18 seconds → about 12 seconds for an image of 90 KB)

    • Improvement of image transfer speed using ST-4001I

    (Improved to approximately 3 minutes and 20 seconds → about 2 minutes for an image of 130 KB)

    • Improved reception of both DV First Data and received sound regardless of the setting of the "RX Priority Setting (LE Device)" item in the Bluetooth Set.
    • When setting the "Altitude/Distance" unit of the Display Unit to "m," the Unit displaying distances of less than 10 km has been ch​anged from km to m.

    -Improved the CI-V command 1F 01 (DV transmit call sign) so you can set only the “UR” call sign without the other call signs.

    • Corrected a GPS auto-transmission condition for D-PRS.
    Release notes & download
  4. Version 1.23 Released May 9, 2022 First seen Sep 7, 2026

    Source: icomjapan.com

    Show release notes

    Changes from Version 1.22

    • Fixed an issue where VOX Ti​me-Out Timer (default: 3 minutes) could unintentionally work when “TX Al​l” was selected in the Share Pictures function.
    • Other minor improvements.
    Release notes & download
  5. Version 1.22 Released Dec 1, 2021 First seen Sep 7, 2026

    Source: icomjapan.com

    Show release notes

    This is the first release.

    Release notes & download

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