AOR AR-DV3 firmware

Firmware history

All versions below were published by AOR on aorja.com and aorusa.com. Third-party and modified firmware is never listed.

1. Version 2606B Latest Released Jun 30, 2026 First seen Sep 7, 2026

   Adds automatic DCR scramble code analysis and fixes screen corruption during searches. — summary by updatemystuff.com

   Source: aorja.com

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   --> Feature Improvements

   • Added the DCR scramble code automatic analysis function.​
   • Improved operation of the DCR scramble code automatic analysis ON/OFF setting. The setting can now also be changed during memory channel operation and scan operation by opening the DCR ENC.CODE screen and long-pressing [PASS].
   • Adjusted the Usage display switching timing on the bottom line of the TETRA t​runking screen.

   Bug Fixes

   • Corrected an issue where the screen could occasionally become corrupted during search operation and related operations.
   • Corrected an issue where version information on the opening screen could be displayed in the wrong position when the version text was long.
   Release notes & download
2. Version 2604B Released Apr 23, 2026 First seen Sep 7, 2026

   VFO dial now increments in 10× steps when [F] is active; LCD backlight stays dark until opening screen; numerous bug fixes. — summary by updatemystuff.com

   Source: aorja.com

   Show release notes Hide release notes

   --> AR-DV3 FIRMWARE UPDATE v2604B RELEASE NOTES (Changes since version 2510E) Feature Improvements

   • Added a recording indicator to the TETRA trunking screen.
   • Adjusted the Usage display switching on the TETRA trunking screen to improve readability.
   • Improved VFO operation so that, when [F] is active, turning the dial or pressing [▼]/[▲] changes frequency in 10× step increments.
   • As part of display stability improvements during search, the S-meter is no longer draw​n while the clock is being rendered.
   • Changed LCD startup behavior so the backlight remains DARK until the opening screen appears.

   Bug Fixes

   • Corrected an issue where F-AU settings were not reflected during memory channel recall and scan operation.
   • Corrected memory channel save/edit behavior so that F-AU settings are now stored properly.
   • Corrected the valid argument range for the CC command used for DMR Color Code.
   • Corrected an issue where the NXDN RAN Code readout could incorrectly display the Whitening Code during signal reception.
   • Corrected incorrect file size and timestamp display for certain files shown by the SD DIR command.
   • Corrected a search issue where 154.450 MHz could fail to be dete​cted under specific search bank settings.
   • Corrected abnormal alarm and timer recording behavior when PROTECT was set to ON.
   • Corrected an issue where CyberSearch PASS frequencies were not applied after returning to the beginning of a bank.
   • Corrected an issue where DMR Color Code, P25 NAC Code, NXDN RAN Code, DCR User Code, and DCR Whitening Code were displayed regardless of the DIGI.DECODE setting. These values are now displayed only when DIGI.DECODE is ON.
   • Corrected an issue where unexpected display artifacts could remain at the top of the screen during initial power-on.
   Release notes & download