Light Or Dark Sensitive Switch Using CA741 Op-Amp
Light / Dark Sensitive Switch circuit is a simple project which operates a relay when the light falling on the LDR goes below or goes above a set point. Input – 12 V @ 50 mA Relay output – SPDT relay 2-in-1 Project, either as light sensitive kit or dark sensitive switch Onboard preset to set the level Power-On LED
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