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  A l c o r n   
 ---------------      Intelligent On-Board Audio Amplifier
  M c B r i d e       RIDEamp 25H Firmware
 ---------------      Release Notes
  I n c .       
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Firmware Upgrade Instructions:
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Note: Unit must be powered up with both DIP switches set to OFF.

1. Plug in USB Type C cable into the unit and open RA25H Utilities. This is available as a free download from www.alcorn.com 

2. Select the COM port the unit is connected to if not selected and click "Update Firmware" button.

3. Upon succesful connection, information about the current OS version will show up under Device column.  Click "Browse..." button and select OS.new file located in the same directory as this release notes file and click "Update" button.

4. Information about update status will be printed.


If you have any questions regarding any items listed in this document, please contact support@alcorn.com.

2026-10-08 Version 1.01.03/Dante 1.1.2 (v4.2.9.1)
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- More persistent settings retention with backup
- Recovered alarms are no longer displayed on the front panel
- USB-C fix for enumeration

2025-07-15 Version 1.01.02/Dante 1.1.2 (v4.2.9.1)
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- Prioritizing hard mutes

2024-08-28 Version 1.01.01
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- Fixed amplifier setting retention bug

2024-04-18 Version 1.01.00
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- Added CONMON support

2023-10-23 Version 1.00.05
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- Fixed incorrect polarity on defaults; now match to silkscreen

2023-09-14 Version 1.00.04
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- Fixes to Dante defaults and reset sequences
- Undervolt condition now triggers an alarm
- Fixed polarity setting retention
- Fixed incorrect processing of hardware revision

2023-03-07 Version 1.00.03
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- Added LED mode feature allowing LEDs to operate in status reporting (default mode) or solid green/red/yellow

2022-11-02 Version 1.00.02
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- Defaulting to different LED brightness based on HW revision
- Adjusted speaker output polarity to match silkscreen based on HW revision

2022-07-21 Version 1.00.01
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- Added Audio and Status LED dimming (IB command)

2021-12-10 Version 1.00.00
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- Initial firmware release