Theremin Vox - Of the theremin making

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Home : Stories : Tech

Of the theremin making

by Giorgio Necordi October 20, 2006

Giorgio Necordi is a Java developer at JTech, an italian software house which he cofounded. He has participated in several musical projects playing mandolin and synthesizers. From 1997 he concentrates on the development of hi-end theremins.

Page 1

After a long wait it's time to come out and unveil the instrument based on my long time experiments with theremins.

This is the theremin you can hear in the "theremin samples" section of the thereminvox.com library
The entire instrument was completed during 2003 and revised many times during 2004 and 2005.
What follows is a collection of specifications, images and mechanical
details of the instruments.

Instrument specifications
Musical range:	5 1/2 octaves - 3 octaves above middle C
Controls:	Pitch tuning, volume tuning,waveform, high tones cutoff, mute switch, power switch, power on led
Outputs	Audio, tuner/pitch preview
Power supply:	External - 11.50 Volt
Volume antenna:	standard loop antenna
Pitch antenna:	telescope rod antenna partially opened
Playing arc linearity enhancer:	Big air coil
Pitch oscillators frequency work:	210 KHz
Volume oscillator frequency work:	440 KHz

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Comment List

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Schematics

Luca Barrotta

25.04.2010 13:48

Hi,
it's possible to have the schematics of the project?
Thx very much!

Luca

I would be interested to have a copy of the circuit diagram

john tsak

30.11.2008 20:42

I would be interested to have a copy of the circuit diagram (and coil specs) that you used.

RE: I would be interested to have a copy of the circuit diag

CLYDE VAUGHN

24.04.2009 18:01

>
> I would be interested to have a copy of the circuit diagram
> (and coil specs) that you used.

I would be interested to have a copy of the circuit diagram

john tsak

30.11.2008 20:37

I would be interested to have a copy of the circuit diagram (and coil specs) that you used.thanks

circuit diagram

simon dobson

30.05.2008 05:47

Hi,

I would be interested to have a copy of the circuit diagram (and coil specs) that you used. Any chance you could add them to the story?

RE: circuit diagram

Ugo Redolfi

05.06.2008 01:09

>
> Hi,
>
> I would be interested to have a copy of the circuit diagram
> (and coil specs) that you used. Any chance you could add
> them to the story?

RE: circuit diagram

iiro tulkki

02.09.2008 16:22

> >
> > Hi,
> >
> > I would be interested to have a copy of the circuit
> diagram
> > (and coil specs) that you used. Any chance you could
> add
> > them to the story?
>

Do you intend to make more for sale?

Don Sibley

10.11.2006 23:32

Would love to buy one. do you have any for sale? DS

RE: Do you intend to make more for sale?

Chase Hunter

23.04.2008 04:09

> Would love to buy one. do you have any for sale? DS
> I would also

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