Current hot topics for 2025:
White Paper page: audio-white-papers/
Bose 901 & 80xx speakers and processors – The Bose zone
Refurbing the Dynaco Stereo 70 tube amp with VTA ST-70 CCS driver board
My Turntables: https://farmedia.com/my-turntables/
About the first affordable CD player, also a portable! https://farmedia.com/sony-d5-cd-player/
That little tiny amp… Facmogu F900 Amp
The tube line buffer investigation: Tube Audio Buffers
Output tube xref: Audio Amp output tube equivalents
Subwoofers: SubWoofers on parade
Quick links:
A good reference to MCM space age audio designs:
https://thevinylfactory.com/features/space-age-record-players-stereos/
Last Updated on 2026-02-13 by Daev Roehr