This small super sensitive color organ kit features 5 bright LEDs that flash to the beat of the music. Circuit features a miniature electret microphone and a high gain 3 transistor circuit so no connections to your stereo are needed! Simply place the kit in the general vicinity of your speakers, adjust the gain control and you are ready for bright Star flashes of light as your music plays.
Operates on one 9V battery (not included). Size of PC board is 1 13/16” square. Complete with all parts, PC board and instructions. Skill Level 1.