fidget spinner electric generator
https://www.youtube.com/watch?v=Qc1fk5bMAV4 (https://www.youtube.com/watch?v=Qc1fk5bMAV4)
Materials used :
1. coil without core - inside a syncronous motor 230 V ( A4 laminators and mirowaves turntable motor)
2. led
3. fidget spinner
4. 3 neodymium magnets
fidget spinner model 3
using 3 neodymium magnet discs and 3 neodymium magnet spheres 13 mm + led + coil iron less - three configurations, user choice
https://www.youtube.com/watch?v=4SwGNsVO204 (https://www.youtube.com/watch?v=4SwGNsVO204)
st
And model no 5 fidget spinner electric generator max 100 V using one neodymium sphere 30 mm and 3 spheres 13 mm as weight for the fidget spinner + 1 coil + 1 led bulb 230 V 9 W
https://www.youtube.com/watch?v=XrjXstp-jUY (https://www.youtube.com/watch?v=XrjXstp-jUY)
st