Controls & Timers

Automatic led night light switch

Last Updated on: August 19, 2022 by Apichet Garaipoom

Automatic Night LED light switch circuit

Automatically change the dark corner of the house to be brighter with LED. No AC main but can run with battery solar charger. Do not doubt that How does it work or is it easy? Let’s learn. Read more

555 PWM LED dimmer circuit diagram | Power Battery Saving

Last Updated on: April 21, 2022 by Apichet Garaipoom

See: 555 PWM DC LED dimmer circuit in 12V source. For a lot of loads even control the speed motor. Nearly with loss and high performance Read more

DIY Compressor time delay circuit

Last Updated on: July 14, 2022 by Apichet Garaipoom

Schematic diagram of air compressor time delay

SEE DIY compressor time delay circuit. Protect your compressor when power outage and Electrical fluctuations. Using normal parts and cheap. Read more

8A solenoid coil driver circuit using MOSFET

Last Updated on: April 16, 2022 by Apichet Garaipoom

You finish PWM signal with Arduino control solenoid valve. You should use solenoid coil driver circuit. Good choice. 2 MOSFET and a few parts Read more

10 Key Code Lock Switch Circuit

Last Updated on: July 13, 2022 by Apichet Garaipoom

Simple Key code lock switch circuit using IC-4017 digital, uses 10 switch bottom to control output by Relay. No microcontroller so easier and cheaper! Read more