Mullard Circuits for Audio Amplifiers This 1963 publication is about the design of "HiFi" audio amplifiers using Mullard tubes like the EL34 and EL84. It covers a range of topics all the way from amplifier theory to construction techniques and everything in-between.
Favourites
Dave's Homemade Radios Must visit! Dave Schmarder's missing site has been found, preserved in the archive.