MiniAmp DSP

Miniature Audio Amplifier with a DSP inside.

eUPID: M2AUv3-AMP4268

Specifications

• Power input: DC 9-24V 6W, center positive barrel jack.
• Signal input: Unbalanced consumer line level, 3.5mm TRS jack.
• Outputs:
  • Left and Right speakers: balanced 6W class D output, screw terminals.
  • Center speaker: balanced 1W class AB output, screw terminals.
  • Subwoofer: Consumer line level, RCA coaxial.
  • Headphone: Unbalanced 6W class D output, 3.5mm TRS jack. The prescense of a headphone disables all other outputs.
• DSP: Analog Devices AD1701 SigmaDSP.

Programming the DSP

This DSP is programmed using Analog Devices SigmaStudio. You need a USBi, for example the SigmaLink USBi, to program the devce.

License & Contacts

Copyright © 2019-2020 Max Chan. All rights reserved.

This project is licensed under 3-clause BSD license.