Tech & DIY / Mods
Theremin Mods
Interested in hotrodding your theremin? Check out these mods!
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ESPE01 Etherwave Standard Pitch Extension
This module adds about 2 octaves of range in the bass register, making the Etherwave theremin sound even lower than a double bass. The linearity improves considerably over the full pitch range.
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How to Install the ESPE01 Module In An Etherwave Standard
Member mollydad has written out step-by-step instructions for installing the awesome ESPE01 module in an Etherwave Standard theremin. View: ESPE01EtherwaveStandard.docx (MS Word, 16kb)
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Large coil replacements for Etherwave theremins
Charles Hobbs offers replacement coils for the classic Etherwave and EM Theremin designs. These won't necessarily improve the sound or linearity, but they're gorgeous!
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Understanding, Customizing, and Hot-rodding your Etherwave Theremin (PDF)
The ultimate "how to hack your Etherwave" guide from Moog Music!