- Crookes tube, with fluorescent screen
- Induction coil
- Powerstat power supply
- Hook-up wires: one red alligator-alligator, one black alligator-alligator
- Connect induction coil to Powerstat.
- Connect hook-up wires from induction coil to Crookes tube.
- Turn up power on variac until you can see a clearly defined line across screen.
- Without touching the Crooke's tube bring the magnet up so that the rays are bent