Let's Make Robots!


 This is easy Beam robot,i use 1381 circuit and i replaced the motor with the buzzer.


  • PN3904 transistor
  • PN3906 transistor
  • 2,2k resistor
  • 1381 trigger
  • 0.1uf capacitor
  • buzzer
  • 3v solar cell 





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can it move


no it can't