Check out this fun alarm clock, the Batman Alarm Clock Radio. “The Dark Knight” Alarm Clock Radio lets you project the Bat-Signal onto your wall or ceiling. Includes an AM/FM tuner and a 2.2” LCD ...
This simple alarm timer circuit is made with 4060 which has an integrated oscillator with a good stability with a relatively wide frequency range. In the circuit diagram the oscillator frequency is ...
We are in a digital era! Now we can add some intelligence to our doors and gates without too much investments. Just assemble this little door timer circuit built around a few cheap and simple ...
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