• Item: Hedphone amplifier  
  • Type: Marsh headphone amp from Linear audio vol.3  
  • Posted: 15 February 2015  
  • Builder: osscar  
  • Country: Latvia  
  • Comments: 1  

DIY headphone amp

This is my first diy hedphone amplifier.

some details:

Direct coupled DCB1 based on N.Pass B1+ ALPS pot;
Marsh headphone amp with Jfet input and BJT outputs;

Standard LM regulator PSU with elna capacitors;

Elna + wima local decoupling capacitors;

modified e-bay enclosure ( with LED pushbutton and neutrik jack)


  • Noizy
  • 1 September 2018 at 02:19PM
  • You can buy a pcb from ebay for the ALPS pot which has wire connection via holes on either side, input and output. I like the amp.

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