Circuits Project : Hobby and Health

Results for Hobby and Health

Simple Doorbell with Counter

This circuit is a doorbell with counter, that means it counts how many times the bell is triggered. It uses a chip synthesizer sound, the ...

Simple Doorbell with Counter

Reviewed by SYLVESTER ANWAR MASHI on 07:46 Rating: 5

There are a number of solutions for connecting your do-it-yourself project to a computer. Serial ports are easy to use, even if you have to ...

ESD Protection For USB

Reviewed by SYLVESTER ANWAR MASHI on 09:02 Rating: 5

When turning a computer on and off, various peripherals (such as printers, screen, scanner, etc.) often have to be turned on and off as well...

USB Standby Killer

Reviewed by SYLVESTER ANWAR MASHI on 08:53 Rating: 5