This circuit was taken from a dancing flower. A motor at the bottom of the flower had a shaft up the stem and when the microphone detected music, the bent shaft created the flower wiggle and move. The circuit can reply to a whistle, music or noise.
Popular Posts
-
24v DC is a very popular voltage used in industrial settings. This hobby circuit below was designed to accept four different 24v DC alar... -
For beginners, it's their 1st project that offers them a lift. And so as to induce that, it's continuously necessary to create posit... -
The preamplifier is intended for use with dynamic (moving coil–MC) microphones with an impedance up to 200 Ω and balanced terminals. It... -
Here is the simple virtual ground circuit based on discrete components. This simple design comes from miniaturization guru Sijosae. Is t... -
All three LED s of AC mains voltage indicator are connected between collectors of transistors T1, T2, T3 respectively. Here potentiome...
