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TROS – “singer”

TROS - "singer"
TROS - "singer"
TROS - "singer"

Resp to GEN. Transistor oscillator (TROS) running from 1.5V bttry generates hi-pitch acoustic singing; interesting enough that it can oscillate (and sing, but on very fine pitch) even with 1″ gap.

14 April 2010 at 06:10 · Comment · ·