Light-control electric toy circuit

Posted on Feb 6, 2014    10568

The light of flashlight aims at phototube, then CMOS logic circuit which adopts battery as power supply will occur switch action to turn on/off the motor of model train or other electric toys. To most small motor, the transistor can use 2N2222A; but the larger motors need power transistor. When using highlightflashlight, to add a baffle to lens to limit th..

Light-control electric toy circuit
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