Light control type electric fan natural wind simulation and music vocal accompaniment control circuit (CD4022)

Published:2011/9/6 2:13:00 Author:TaoXi | Keyword: Light control type, electric fan, natural wind, simulation, music, vocal accompaniment, control circuit | From:SeekIC

The circuit is as shown in the figure. It is composed of the relaxation oscillator, the light control pulse counting/decoding circuit, the SCR control motor speed control circuit, the music sound circuit and the AC step-down rectifier circuit. Under the strong light, the control circuit starts the fan to blow out the natural wind, and it broadcasts 16 world famous songs.



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