January 18, 2013

Pendulum Clock Auto Tuner

    Pendulum clocks are wonderful works of art but they aren’t always the most accurate time keepers. Keith, who we featured back in 2009 for his Servo Guitar has built an automated solution to keep pendulum clocks in time. He uses a hall effect sensor to monitor the pendulum swings. An Arduino circuit is configured to count the number of  transitions on the AC power supply that feeds the