Sound Devices Astral HH
firmware v8.40
Sound Devices · Released Aug 18, 2026 · First seen Aug 19, 2026
v8.40 is the latest firmware for the Sound Devices Astral HH, released August 18, 2026.
What's in this update
New
Ability to set the Astral HH transmitter display color from a DigiCo macro
Added dynamic font sizing for transmitter names on the e-paper display. Shorter names now appear larger and make better use of available display area.
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