Pinewood Derby Car Police Lightbar
This year we wanted to make a pinewood derby car that looked like a Lamborghini Police car (POLIZIA). What's a police car without a lightbar. Built a small circuit using 555 timer chip and 2 Blue LED's. We needed a lighter to make the…
- Pobrania
- 32
- Polubienia
- 4
- Ocena
- 0


