The project allows a user to turn OFF the buzzer or bell for 10 hours to prevent annoyance from unexpected doorbell ring when falling asleep. The doorbell circuit contains a resettable timer which 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 ...

Automatic timers that turn lights and electric appliances on and off at predetermined times have become increasingly popular with the introduction of ”smart” models. With built-in microprocessors ...

If you're looking to reduce the amount of time you spend in the shower, this DIY setup starts a timer automatically as soon as you close the door. If you catch yourself just standing under the hot ...