Ferro audio-visualizer - GIF

[Altair]

Ferro audio-visualizer with sound-reactive ferrofluid.




Previously:

ferrofluids in action
Ferrofluid GIF

[mwmkravchenko]

There's a nice big electromagnet behind that flask. Probably two different oils. Mineral oil and ferrofluid also an oil suspension. I generally get that stuff put into tweeters when I am producing them. Good at absorbing unwanted vibrations. Acts a little like a shock absorber.