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Theremins

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  • 26-02-2002 1:26am
    #1
    Registered Users Posts: 11,980 ✭✭✭✭


    not sure what forum to post this in, anyone here ever make a theremin (you know the thing that jimmy page uses in WholelottaLove)i've gotten a LDR theremin schematic off some site and just want to know that if you built one was it successful.


Comments

  • Closed Accounts Posts: 517 ✭✭✭hacktavist


    Whats a theremin?
    Could you post the schematics?


  • Closed Accounts Posts: 17,163 ✭✭✭✭Boston


    A theremin is an electronic musical instrument based on the the theory of beat frequencies. Musicians should recognize this as a way to tune an instrument to a reference tone. When you play a particular tone and it is not in tune with a reference tone, of the same frequency, there is a recognizable pulse (or beat) until the two tones are brought to the same frequency. The more pulses, the further off the tuning. The theremin uses an electronic oscillator as a stable reference tone of a very high frequency (inaudible and most often in the low radio frequency range). It has another electronic oscillator, initially in tune with the reference, which has a variable frequency controlled by the proximity of the hand to a capacitive sensing element (usually an antenna of some sort). The difference between the two frequencies is a pitch in the audible range which is detected and amplified. Move your hand near and away from the sensing element and get musical pitches.


  • Registered Users Posts: 11,980 ✭✭✭✭Giblet


    they make funny noises when you put your hand near them, like a detuned radio i suppose


  • Closed Accounts Posts: 517 ✭✭✭hacktavist


    And you want to put it in your case?


  • Registered Users Posts: 15,815 ✭✭✭✭po0k


    This is a Hardware Modding site, and IMHO, this constitutes a hardware mod/contruction.
    This is the only boards forum I can think of it fits into.

    Doesn't have to have anything to do with Deltas or Thermaltakes :)(


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  • Registered Users Posts: 11,980 ✭✭✭✭Giblet


    its a musical instrument


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