Tech & DIY / Keppinger Theremins

Keppinger Theremins

Keppinger tube thereminMark Keppinger has designed a modern tube theremin that is truly a thing of beauty.  Mark has taken care to design the circuit to reproduce that throaty tube theremin sound with parts easily found today.

Several of our readers have taken on the challenge of building one of these instruments.  If you'd like to join them, look below to find everything you need to know.