DIY Kits

With a simple press of the button, a light show will start on the 10 LEDs. Shortly after, the light motion stop and only one LED will remail lit, reprezenting the position of the wheel, a random number from 1 to 10.

Transmit audio signals wirelessly from one board to another, only through the light emitted by a laser diode.

The kit is designed to provide a visual representation of the audio signal level, making it easier to monitor and control the volume of audio equipment.

This kit simulates different blinking lights of a Christmas Tree, using only transistors as active components.

Knight Rider-style light pattern generator, using 555+4017 integrated circuits.

This circuit simulates the stroboscopic lights of a police car, with 555+4017 integrated circuits and adjustable blinking frequency.

The kit simulates rolling a dice, using 555+4017 intregrated circuits and 7 LEDs as a display.