Visualize the DCF77 radio signals with this clock.

Make a Big LED clock with arduino and RTC module to make it as a Real Time Clock.

A simple interface circuit to drive VFD displays. No fancy parts required, and runs on serial communication.

In this instruction, I will show how to make Nixie clock with Arduino by circuit which is as much simply as possible.

How to make a Car Speed Detector using Arduino and IR Sensor

A project using a car brake rotor as a clock.

Drawing and animating cat on glcd

How to make Real Time Clock With Alarm using Arduino and RTC DS3231