LIGHT_SENSITIVE_THEREMIN

Published:2009/7/1 22:23:00 Author:May | From:SeekIC

Tone of loudspeaker increases and decreases in frequency as flashlight is moved in vicinity of photocell in darkened room, Use Radio Shaok 276-116cadmium sulfide photocell. Cell resistance decreases with light, increasing frequency ot audio oscillator. Continuously changing frequency resembles that produced by hand-con-ttolled theremin.-F. M, Mims, Electronic Music Projects, Vol. l, 'Radio Shack, Fort Worth. TX. 1977. 2nd Ed., p 91-95.



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