Pi-Amp Rev. 5

PC Integrated Audio Amplifier

This log chronicles design and construction of Pi-Amp Revision 5.

June 24 - September 5, 2012

Log sections are listed chronologically in the navigation header.

This revision captures the following design improvements -

  1. Changed the Leach PCB layout to allow significantly shorter leads between PCB and output transistors by locating solder pads on the component side of the board.
  2. Eliminated of manufactured heat sinks by utilizing the face plate as a heat sink.
  3. Simplified amplifier wiring by eliminating terminal strips and stereo B channel.

Pi-Amp Rev 5 Completed 1

Pi-Amp Rev 5 Completed 2