A long light power control circuit

Posted on Mar 28, 2007

At dawn, the light is irradiated onto the photosensitive resistor RL, it reduces resistance This switch ICs (2) exhibits high electrical foot. I. lC end, the relay K does not s

A long light power control circuit
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uck desk, lamp does not light. To r night, dark, darken, the photosensitive resistor RL was high resistance, so lC VJ (2 pin level goes low .IC conduction, the relay K assault units, which normally open contacts K-l cut Taiwan, lamps bright.

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