Light seeking solar roller uses two sets of discreet electrical components: resistor, LDR, transistor. Drives two motors to move toward light source.
TOC:
0:00 Intro
0:27 Design process
-@MakersMuse
1:59 Assembly
8:43 Testing
PCB: https://github.com/JeremySCook/KiCad/tree/main/solar-roller
Print files: https://www.printables.com/model/1554958-light-seeking-robot
Background music tracks by:
midierror: http://www.youtube.com/user/midierror
& Alex Wilson