Posts

DIY Digital Voltmeter without Microcontroller

How to use Rotary Dial instead of Keypad

Electronic distance meter without microcontroller

Resistance meter without microcontroller

Magnet polarity detector

LED Seven Segment Display Without IC

Electronic tape measure (rolling ruler) without using microcontroller

24Hr Digital LED Clock Without using Microcontroller

Capacitor tester without arduino / microcontroller

RCD Trip time tester without Arduino

Non Contact Tachometer Without Microcontroller

LED Digital Clock Without any microcontroller

DIY Frequency Counter Without Microcontroller

Visitor counter without microcontroller

Design and make a big LED 7-Segment for Arduino

Arduino 220V AC Dimmer (JLCPCB)