Oral History – Neville Fletcher Historic Audio
The Audio Links on This Page are Excerpts from an Interview
Conducted with Professor Fletcher in July 2003.
X-78 Power Transistor Oscillator
Designed and built by Neville Fletcher over 50 years ago, the X-78
germanium power transistor, shown in the top photo on page 2, still
exhibits transistor action. You can hear an audio segment produced by this
unit, connected in a Colpitts oscillator, at this following link: