Month: October 2011
HotFET Pre: J-FET audio preamplifier schematics
At a first glance there's nothing difficult in building a unity-gain preamp: the well known and fairly simple source follower should do the job. However in my case it turned out to be quite an adventure. Why "HotFET" - please refer to this article.
The design is pretty simplistic. There were many calculations, tests and
HotFET-Pre (c) - prototyped in a "networking" case |