Sound Devices Astral ARX2 firmware

Firmware history

1. Version 8.40 Latest Released Aug 18, 2026 First seen Aug 19, 2026
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   New

   Added support f​or the new Astral Mini Plus transmitter

   Fix​es

   HPF no longer resets after power cycle

   Release notes & download
2. Version 8.30 Released Mar 11, 2026 First seen Jul 20, 2026
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   Changes / Improvements

   Faster lock of receiver to transmitter

   Sound Devices Astral AR​X2 v8.20 Firmware Released: October 02, 2025

   Fixes

   Receivers now report the correct TX battery level in long range mode.

   Sound Devices Astral ARX2 v8.01.01 Firmware Released: January 15, 2025

   New

   Support for the new Astral HH wireless handheld microphone.

   Various system improvements.

   Fixes

   Erroneous TV Channel warnings are no longer shown

   Sound Devices Astral ARX2 v8.00 Firmware Released: December 04, 2024

   New

   Support for the new Astral HH wireless handheld microphone.

   Various system improvements.

   Fixes

   Erroneous TV Channel warning​s are no longer shown

   Sound Devices Astral ARX2 v7.51 Firmware Released: February 20, 2024

   Changes

   Updates to Country List Data.

   Sound Devices Astral ARX2 v7.50 Firmware Released: December 12, 2023

   New

   Support for VHF transmission

   Changes

   Limiter threshold changed to –6 dBFS; attack time changed to 1mS; release time to 100mS

   Fixed

   Asrtal TX transmitter battery level status is now fixed.

   Release notes & download
3. Version 6.00 Released Jul 20, 2022 First seen Jul 20, 2026
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   To ensure best performance, always run the latest v​ersion of Astral ARX2 firmware with the latest version of the Astral Remote app and Astral Mini firmware.

   Initial Release

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   Release notes & download