Pedals with separate ac power supplies or wall warts are not original and do not sound the same. This is not a reissue of the original 1980s bkbchandler tube driver versions. This is the original model, designed by bk butler, built by chandler industries with the power supply built. The circuit layout and pathways were very similar to the 1980s circuits, but there. On the new tube drivers, both david gilmour and eric johnson use ei. Bk butler tube driver perf and pcb effects layouts. This was traced from a recent b k butler pedal and has the bias pot modification which. Heres the tube driver made famous by david gilmour. The tube driver is not an extremely versatile pedal but what it does it does very well. Im not an electrical engineer by any stretch of the imagination, just a diyer who likes drawing layouts. The b k butler tube driver has been used by several of rock guitars greats. This is a library of perfboard and singlesided pcb effect layouts for guitar and bass. Bk butler bluetube driver guitar fx layouts nabble.
I kept the power section from john ks version of the blue tube. City and county of denver colorado charleston county south carolina dauphin county pennsylvania cass county north dakota. Tube driver bottom pcb layer parts placement and bias mod. The second version had a slightly revised pcb layout, and was marked 93151z. Some used 4knob tube drivers marked chandler are not the original design by bk butler. Butler has been making since 2005 could be ordered with either voltage, so be sure you are buying a tube driver with the correct voltage for your country. My second try was more acceptable, it was one layout that was floating.
Those who want to reserve a unit, please contact me via email. A hand made reissue of butler s original 911 tube driver tube works design from the 1990s. Based on bajamans schematic i created a layout with wiring. Used bk butler tube works tube driver, vintage tube overdrive pedal from the 1980s.
Order here and get a real bk butler handmade tube driver. Due to the continuing requests for my limited production original design tube driver pedal, here are the details. Im hand building only limited production numbers every week. The layout and graphics were designed to make it look like a mini amplifier. I personally autograph each tube driver on the bottoms side.
Heres an overdrive pedal that uses an actual preamp tube, which is quite exciting. At some point butler started using a toroid transformer that runs from 120240vac which works with either mains power. These pedals have to be dialed in for each individual amp and guitar combination as they are relatively low output and the tube drive tends to kick in at a lower level than some pedals. It uses a 12ax7 which is pushed by a dual opamp followed by a fenderstyle tone stack. Boston cambridge newton, manh spokane spokane valley, wa.