Tone Agent...the secret to explosive tone. (sorry, couldn't resist)
a.k.a David Rolo's Bipolar Bear
Of course the LEDs are orange superbrights
(blew one up though while testing different CLRs, never used orange before, have to order some more)
Black knobs are for the South Pole, White knobs are the North Pole.
Should have used a smaller DC jack, mis-drilled the jacks too but was able to squeeze it in by laying down some components.
1978 Gibson Les Paul Standard, Cherry Sunburst