Model 203 Application Firmware

File Name: M203v1r04.stm

Version History:

Version: 1.04
Release Date: 22-Jul-2026
Description: Fixes bug where the sidetone output would ramp up and down continuously in the "Main and Talkback Active" Sidetone Mode.

Version: 1.03
Release Date: 25-Sep-2025
Description: Fixes bug where the latch on state of the Main button would not return to the on state after pressing the Talkback button.

Version: 1.02
Release Date: 26-Jun-2023
Description: Improves saving and loading of device settings.

Version: 1.01
Release Date: 05-May-2022
Description: Fixes bug with Main and Talkback Active Sidetone Mode. Improves Ch 1 & 2 Level/Balance Controls (A/B) operation.

Version: 1.00
Release Date: 04-May-2022
Description: Initial Release. Configurable in STcontroller v3.08.00 and later.
