• Item: Chip based portable headphone amp  
  • Type: retro-thermionic retro-2308  
  • Posted: 21 June 2019  
  • Builder: mwhouston  
  • Country: Australia  
  • Comments: 2  


Based on the PT2308 chip this smaller and lighter portable HP amp runs on four AAA batteries for up to 100hours. Excellent sounding being detailed and crisp and just right as a travel mate.


  • mwhouston
  • 21 June 2019 at 01:08AM
  • I need to change my email address. Not sure where to do that.
  • mwhouston
  • 23 October 2020 at 12:36PM
  • Yes try RS, element14 etc. But I think they sell in bundles of 20.

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