http://www.youtube.com/watch?v=EHWMV2FWn7E

Not sure what you’d call this noise thing….but it looks dangerous.

via horchacha:

variable 0-12v regulated power supply for the motor w/ direction speed
6v power supply for tube heaters
150v high voltage supply
two neon lamp oscs
rf pentode tube mixer/vcf/vca
beam modulator tube trouble maker
tubes filled with photocells control
pitch of oscs, vcas and vcf
spin that disc bro
yo