Layout pcb tone control apex apex tone preamp layout pcb tone. Ive just opened mine up and the circuit board quite clearly reads patented. Never tried an original bk butler tube driver but always wanted to give one a go. The knobs shown on the photo are not included in the kit. This build is not simple, or easy so keep that in mind befo.
This is assuming that the circuits inside each of those 198687 tube drivers used in 1994 were the more common second variant with the green backed pcb. The bk butler tube drive circuit is based on a opamp gainstage driven into two triodestages of 12ax7 tube, using low plate voltage about 16volts there are lot of similar products, such as chandler tube driver, dean markley overlord classic tube overdrive and many others. The casing shows the age but as you can see the inners is in excellent condition. Baja real tube overdrive you can find the project thread here along with links to schematics and layouts. It uses a 12ax7 which is pushed by a dual opamp followed by a fenderstyle tone stack. Now i know why the butler technician were so fast to answeri dont think they are so kind with the ppi version. New listing bk butler tube driver 5 knob bias version.
This rack is an updated and more costeffective design from the originator of the tube driver concept, b. The baja tube driver is basically a replica reverse engineered bk butler tube. Rather than boosting data acquisition sample rates to accommodate the high frequency content of these high frequency pulse patterns, test engineers can divide the pulse train down to a square wave with a fundamental frequency equal to the shaft speed. With this kit you can build both variants written in the docs. Is there anythig similar to a bk butler tube driver and. Good luck if you want to build it it uses a double sided circuit board. Having the tube on a breakout board worked really well for me, i dont like the idea of it sticking out of the top as they are easily damaged. Forgot to mention before, if you have a chandler wall mart tube driver you can easily convert it to a authentic tube driver by rebuilding the tone stack section. There is no chandler tube driver never was a chandler tube driver. Butler tube driver the core circuit design on the 2000s reissue 911 tube driver is similar to the original 198587 versions, but there were several component value changes across the circuit that affect the way it sounds, as well as different pots. Ive located a few on ebay but since non of them ship to europe, i thinki. The distortion is smooth, clean and transparent, it really demonstrates why triodes are so popular.
Baja real tube driver 12v dc online stripboard layout. Heres the tube driver made famous by david gilmour. Secrets revealedwhats inside this bk butler tube driver real tube overdrive. Ive had a bk butler tube driver for quite a few years, love it. Butler real tube overdrive the tube driver is a boosteroverdrive pedal with an ic and vacuum tube driven preamp circuit inside, used by guitarists such as david gilmour of pink floyd, eric johnson, billy gibbons, joe. But the blue tube will be part of my collection for years to come, its a great keeper the way it is stock imo. The layout included is for an offboard tube socket not mounted on the pcb. Tube driver original by bk butler with bias control. I am trying to change it back to its original configuration for use with guitar. Diy analog tremolo effect pedal kit pcb and all the parts. Soundwise, its quite a noisy pedal on lower driver settings but aside from that it has so much headroom. Compare to cornish ss2 all trademarks and registered trademarks are the property of their respective owners. Btube is powered by onmedia spot, a product of dcts.
Bk butler tube driver clone pcb and overlay photo by. After doing some research, i decided to order the parts for two builds. The tube driver is a holy grail type pedal, but many people, especially younger players, have never heard of it. The mosfet driver is based on the legendary bk butler tube driver. The use of ultralinear architecture, the output of each channel cattle connected five lines, together with the feedback and the filament, the pcb wiring will appear much more, but does not affect its excellent replay.
The tube king is reputed to be a very similar circuit design to the tube driver and the patent there certainly backs that notion up. If it says tube driver on it as a model name, its one way or the other supposed to be under the auspices of or royalties to one mr. Those who want to reserve a unit, please contact me via email. Feb 19, 2020 never tried an original bk butler tube driver but always wanted to give one a go. Tube driver with bias control original design by bk butler. Its based on a reference design found in the datasheet of the ltc1054. The tube driver has been davids main overdrive unit since 1993 to present. Butler s company at the time was making the 5knob real tube and blue tube pedals. Pulse tube drivers david used two original 198687 bk butler chandler branded tube drivers in his 1994 division bell live rig. This is a library of perfboard and singlesided pcb effect layouts for guitar and bass. Bk butler real tube blue tube tube driver tube works. The design is a jfet emulation of the lead channel of the mesa boogie dual rectifier. When chandler copied the bk butler design they totally messed up the tone stack section all schematics to compare the different versions are here on. I would think it would play nice with just about any amp, since it has a full array of tone and level adjustments.
The core of the pedal is a handselected 12ax7 tube which gives you a lovely sort of fuzzdrive sound than can sound. The project is designed around the 12ax7 tube, but you can use every pin compatible tube to change the drives characteristics andor gain. Butler real tube overdrive the tube driver is a boosteroverdrive pedal with an ic and vacuum tube driven preamp circuit inside, used by guitarists such as david gilmour of pink floyd, eric johnson, billy gibbons, joe bonamassa, joe satriani, kenny wayne shepherd, j mascis, david holt, keith urban, and others. The pcb is designed to fit perfectly inside a 1590b enclosure. Works best through my hitone dg amp, which is basically a handwired, pointtopoint dr103 circuit. The first one had a light tan colored pcb with components of both. A bk butler tube driver fabbed board would be great handmade ones suck, really hard to get them right. For my 815 amp, as well as other projects, i designed a pcb that provides hv rectifiers and filter caps plus an isolated supply that can be used as a negative bias supply. I kept the power section from john ks version of the blue tube. It might not be identical to the tube driver but its in the same sort of area.
Bk butler tube driver works classic overdrive 911 rare 12ax7 guitar effect pedal. Tc electronics tube pilot budget valve overdrive pedal. But to be fair, almost any drive pedal sounds great. The 3knob version was an entrylevel tube driver produced when tube works b. If you build this, you will hear what a b k butler tube driver sounds like a lot different to those awful ggg and behringer failures. There are three different circuit boards used in the original bkbchandler 198587 tube drivers. Tube works and chandler tube drivers have been on the market at different times, and in different versions. If youre wondering how these things sound heres a demo for you. Tube pilot is, according to tc electronic, a legendary tube overdrive modelled, but then further developed by them. Each one is hand made and checked out carefully by bk himself. I ordered a pcb from madbean, and will use this project file. Butler real tube overdrive the tube driver is a boosteroverdrive pedal with an ic and vacuum tube driven preamp circuit inside, used by guitarists such as david gilmour of pink floyd, eric johnson, billy gibbons, joe bonamassa, joe satriani, kenny.
Although tube driven and sonically closer to a early marshall jtm type of amp, the tube driver and power boost do have some similarities and david often use the tube driver similar to how he would use the power boost both for boosting and overdrive. For those interested, my diamond memory lane settings. This is an updated version of the popular srk fet driver pcb. Shipping to eu countries takes 25 days, shipping to the us, canada and other overseas locations currently takes around 12 weeks. Any experience with an original bk butler tube driver. Stuff like that pisses me off so i guess he was tying to prevent cloning. Jan 20, 2019 the baja tube driver is basically a replica reverse engineered bk butler tube driver pedal. Bk butler tube works tube driver 12ax7 overdrive effect pedal valve 3 knob. Lowest rate is eur 3,50 usd 4,00 going up with weight. Years ago i built a ggg tube driver useless, now after years being unused i found this thread. An ongoing library of perf board and pcb layouts for hundreds of effects circuits.
By far the best tube driver i ever laid my hands on, and believe me i have laid my hands on many. We are confident this unit will be a welcome addition to your tube. There are three different circuit boards used in the original bkbchandler 1985 87 tube drivers. When chandler copied the bk butler design they totally messed up the tone stack section all schematics to compare the different versions are here on this thread. The tube glowing means youve got the heater up and running pins 4 and 5, and technically also 9,but were not using that. The tube driver is an overdrive with real tube sound. Im not an electrical engineer by any stretch of the imagination, just a diyer who likes drawing layouts. These have become known as the pulse tube drivers, as that is the name of pink floyds popular live concert video and album from the 1994 tour. I suspect by the reference legendary that they are hinting at the tube driver by b. A pair of adjustablebias mosfet gain stages take the place of the 12ax7 vacuum tube, otherwise the circuit is true to the original schematic. The company, product, and service names used in this web site are for comparative. There are many schematics out there as well as a wealth of pcb projects. I can see that some components were replaced after the original build.
Have you seen how much your original bk butler chandler tube driver units are getting on ebay. Feb 28, 2012 the b k butler tube driver has been used by several of rock guitars greats david gilmour and eric johnson to name just two. Resistors are soldered on the back side, capacitors and other components on the front. Make offer bk butler tube works tube driver 12ax7 overdrive effect pedal valve 3 knob. The b k butler tube driver has been used by several of rock. Pedals with separate ac power supplies or wall warts are not original and do not sound the same. This kit is a creation by th custom effects in cooperation with. Butler tube driver rev 3 schematic or pcb pics help. Aug, 2010 as im from uk, the bk butler pedals are not available over here, so i wanted to get a heads up on a pedal that offers a very similar tone to that of the tube driver. About 10% of these are pcba, 1% are multilayer pcb, and 0% are doublesided pcb. Im thinking about replacing the pcb and build this one but im afraid with noise, the ggg has a terrible noise and lots of gain wich makes the gain pot usable to its quarter and then lots of shit noise and gain. The b k butler tube driver has been used by several of rock guitars greats david gilmour and eric johnson to name just two.
You were making a limited run of 6 this year, any plans to mass produce them in the future. I personally autograph each tube driver on the bottoms side. Bk butler tube driver perf and pcb effects layouts. Due to the continuing requests for my limited production original design tube driver pedal, here are the details. This project is a direct tracing from an actual b k butler tube driver. I really want a rackmount butler or chandler or tube works tube driver. Some used 4knob tube drivers marked chandler are not the original design by bk butler. Tube works tube driver bk butler rt 9 early version. Bk butler s original hand made tube driver guitar pedal used by. This product is not manufactured or distributed by butler audio, inc. I did not care for it but then i have been spoilt by a real. I absolutely love the bk butler tube driver, it was and still is a staple in many famous guitar players distortion tone.
Tube works valve distortion guitar bass keyboard pedal overdrive bk butler blue. The hv side uses a bridge made of to220 rectifiers i would suggest a sic schottky with a center tap. Bk butler tube driver 3 vs 4 knob version the gear page. A wide variety of led driver circuit board options are available to you. Or you could build my baja real tube overdrive or dirk hendriks real tube screamer both in the ready to build projects section. I dont think butler ever completely stopped making the 4knob tube drivers, but they would have been on the back burner during that period. The pcb is pretty accurate to the original, with a few small improvements. A very thick, rich overdrive, with the added advantage that one can swap in various tubes for different tonal flavors and gain. Unfollow butler tube driver to stop getting updates on your ebay feed.
Im hand building only limited production numbers every week. Tube driver pcb set tube driver overdrivedistortionfuzz diy pedals dimensions. Ive looked to compile the best and most reliable for this post. Its a great tube drive and im very happy i happened upon it, thanks duke i dont use the blue tube much for drive but i do dial a little bit of dirt into the signal. Butler tube driver famously used by david gilmour, eric johnson, billy gibbons and joe satriani to name a few. Heart of the tube driver is a real handselected 12ax7 tube by bk butler himself.
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