The project started by searching for a vintage rotary phone at thrift stores. I originally had in mind a classic 50-70s style or french style phone, but then came across this very old wooden box phone ...

Written in state machine style to practice with it, a push button is used to interrupt and change state. i. Setup phase : Allow user to adjust resistance and choose required countdown minutes. Press ...

It’s safe to say that few people still use rotary phones on a daily basis. Hell, most of us don’t even use landline telephones anymore. But just because these classic phones are no longer being used ...

“Arduino Self-Timer” project presented here is a low-component count 60 seconds countdown timer. It can be powered from a 9V compact battery or suitable Arduino AC mains adaptor. Working of the ...