I felt in love with Laser Harps the first time I saw Jean Michel Jarre play it live in concert (Rendevous 2 song). Since technology has developed so much it is now possible to build your own homemade DIY Frameless Laser Harp.
RC hobby servomotors were just made for hacking. What’s not obvious is how much you can hack them — with a few tricks, you can use a servo to control almost anything. Hobby servos consist of a DC gear motor, a potentiometer (usually 5K), and a control circuit. The output shaft is the output of […]
