Elysian Theremin (Jake Rothman)

Posted: 11/13/2025 7:08:20 PM
TheMidiVault

Joined: 11/13/2025

Here's a quick video I just uploaded to YouTube on the Elysian Theremin if anyone's curious to hear what they sound like. :-)

Ben

https://youtu.be/ZXtZeQGmwOU

Posted: 11/14/2025 11:17:44 AM
dewster

From: Northern NJ, USA

Joined: 2/17/2012

"Here's a quick video I just uploaded to YouTube on the Elysian Theremin if anyone's curious to hear what they sound like. :-)"  - TheMidiVault

Thanks!  I applaud the reversed volume sense, as well as the open source nature of the Elysian!  And not to rag on it or anything, but the clearly slow volume response you demonstrated would be highly problematic for most players.

Posted: 11/14/2025 2:31:13 PM
robonil

From: santiago, chile

Joined: 3/17/2006

Great sound!
Any schematic available?

Posted: 11/14/2025 8:42:14 PM
dewster

From: Northern NJ, USA

Joined: 2/17/2012

"Any schematic available?"  - robonil

https://www.worldradiohistory.com/UK/Everyday-Electronics/90s/EPE-1996-11.pdf
https://www.worldradiohistory.com/UK/Everyday-Electronics/90s/EPE-1996-12.pdf

I've got some pictures of the top and bottom of the PCB, as well as the owner's manual and some misc. schematics I believe are associated with it.  Can't remember where I found those.

The EPE article has a very nice discussion of the various volume control methods.

[EDIT] Jake Rothman (the Elysian designer) was a special guest on the Theremin30 podcast:

  https://www.podbean.com/media/share/dir-6wsig-22e75190

He also designed the Dubreq Stylophone.

Posted: 11/24/2025 2:12:46 PM
bisem

From: Pittsburgh, Pennsylvania

Joined: 1/1/2011

Jake certainly overwhelmed the panel on Britian's Got Talent!

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