• AmpPRO Amplifier Interfaces

AmpPRO 4

AP4-CH21

AmpPRO 4

AP4-CH21

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AP4-CH21 Instruction Manual
Rev. 020717 ***Only applicable to revision 1.1.1.9 firmware on AP4-CH21***
 Download (744.58k)
AP4-CH21 Instruction Manual
Rev. 071117 ***Only applicable to revision 1.1.1.12 firmware on AP4-CH21***
 Download (747.06k)

AP4-CH21

AmpPRO 4

Installation Instructions

  • Download the latest version of the AmpPRO PC Application. It is VERY important that you use the latest version.
  • Download the latest version of our firmware.
  • Extract the firmware file and setup file from the .ZIP files that were just downloaded.
  • Connect the interface to the computer's USB port and install the update.

Detailed Instructions

  1. If this is the first time using the AmpPRO PC Application, run and install “amppro_setup.exe”. This will install the PC Application onto the computer. The AmpPRO program will then install the update files from the computer to the interface.
  2. Open the AmpPRO PC Application using the new shortcut created on your desktop.
  3. Connect the interface to the computer using a standard to micro USB cable.
  4. Click the "Firmware" icon.
  5. Click “Select File” and browse to the new firmware file. The new firmware can be found where you saved it before beginning.
  6. Once the file is chosen the update will begin. When successful it will show the text "Update Completed".
  • Firmware Download, Version V12 (Released on August 11th, 2017)
    Release Notes
    • Adds “Two Channel Mode” on Dip1
    • Reduces audio delay from ~14ms to ~1ms
    • Fixes missing Bluetooth audio when radio is turned off
    Download
  • Firmware Download, Version V9 (Released on January 27th, 2017)
    Release Notes
    • Initial Release
    Download
  • Utility/Other, Version V10 (Released on June 27th, 2017)
    Release Notes
    AmpPRO PC Application
    Download