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Third generation; see previous videos for earlier versions. Modifications include a low reluctance jacket for the coil, which reduces the coil cur...

Apologies for the poor quality video taken on my old phone. Magnetic suspension, see previous videos for the first versions. Modifications includ...

[See my other video for the same system using hall-effect feedback: http://youtu.be/g0J0pqmURs4]

The first iteration of an electromagnetic suspens...

[See my other video for the same system with optical feedback: http://youtu.be/UpZnlFZxtvE]

Second iteration of the electromagnetic suspension sys...