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![Light / Dark Activated Switch (Schmitt Trigger)](https://images.findtheneedle.co.uk/findtheneedle/products/4698523.jpg)
This kit uses the LDR and Schmitt trigger circuitry to eliminate the problem of relay chatter at the trigger threshold so that the circuit can be used where the change in light with be small and gradual...
For more information on Light / Dark Activated Switch (Schmitt Trigger) talk to QUASAR ELECTRONICS LIMITED
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