Using a Phototransistor to Detect "Movement"
This is my first engineering project using a project board, some wires, 2 10k transistors, 2 15k transistors, a red laser beam light, a 741chip, a 9V battery and a photo transistor.
This is my first engineering project using a project board, some wires, 2 10k transistors, 2 15k transistors, a red laser beam light, a 741chip, a 9V battery and a photo transistor.