Butler tube driver amplifier

In typical power amplifiers the preamp tubes can easily last 15. It is now possible to enjoy the best vacuum tube home audio sound in your home. Tube driver blue tdb275, tdb2150, tdb475 and tdb575 amplifiers are now available. Hi bjorn, hope that the new year is going well for you. You may notice that the op amp on the circuit board is mounted in a socket in the modern bkb tube driver, so you can swap out other higher quality opamps to see if you like the sound better. 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. Since chandler industries owned the trademark name tube driver, butler named this version the real tube. Bk butler tube works 6150 guitar mosfet eric amplifier alexis. Some used 4knob tube drivers marked chandler are not the original design by bk butler. The tube driver td752 is a two channel 100 watt amp with spring reverb, an effects loop and a both a line out and a second. These amps were made in denver, co usa and designed by bk butler of the tube driver pedal fame. Other than those i would have rated it at a 9buyer to pay shipping and.

Td750 is first generation of butler tube drivers and according to bk butler himself was designed with bypass circuit to keep amp operational whenif tubes burned down, in later designs that feature was eliminated and newer amps will not produce sound it tubes burned down, so if you have butler with dead channels high probability is that tubes. Heart of the tube driver is a real handselected 12ax7 tube by bk butler himself controls. I personally autograph each tube driver on the bottoms side. Bk butler tube driver page 1 joes guitars, amps and gear joe bonamassa forum the official forum for all things joe bonamassa, guitars and blues music. Tube driver original by bk butler with bias control. Im hand building only limited production numbers every week. Bk butler tube driver page 2 joes guitars, amps and. The curse as popular notions go, the butler audio 2250 carries a certain stigma if not outright blood curse. Butler audio tdb 475 car amplifier for sale online ebay. We are confident this unit will be a welcome addition to your tube sound. The core of the pedal is a handselected 12ax7 tube which gives you a lovely sort of fuzzdrive sound than can sound amazingly smooth and textured in the hands of masters like david gilmour who still features 2 of these within his rig. 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. Bogen 1952 vintage ho10 vacuum tube amplifiers with rxpx control units.

Here is a list of my effects in front of the amp in no particular order, not counting the ones in the loop. Overall in great shape considering the age of the pedal. Same op amp and 12ax7 tube driver circuit, but with a mid range knob added. Find great deals on ebay for butler tube driver and butler tube driver car amp. That pedal show thoughts on valve overdrive pedals, part.

Due to the continuing requests for my limited production original design tube driver pedal, here are the details. Tube works 7050 combo amplifier bk butler usa made 12ax7 preamp. The bias control also adds dynamics and allows you to custom match your tube driver for any particular pickup amp combination. Welcome to butler audios tube driver blue home audio site. The mini boogeemini matrix circuit included two 12ax7 preamp tubes. We at butler audio bring you the latest in stateof. Tube driver is widely recognized as the only successful and practical highpowered vacuum tubedriven amplifier ever made. The bk butler tube drive circuit is based on a op amp 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. Bk butler tube works tube driver 12ax7 overdrive effect pedal valve.

It is unkown which circuit was inside the 1980s tube driver, as butler stated shipped david four 911 td circuits in 2005, requested to replace the circuits in his old tube drivers. The tdb 2250 is the 2channel version of the companys own 5channel tdb 5150. Hello all, id like to get a multi channel amp that does movies and music. Bk butler tube driver page 1 joes guitars, amps and. Designed in 1986, but first made in 1987 under butlers new tube works brand. Tube driver new direct from bk butler with bias covid.

Dean markley overlord to b k butler tube driver so, ive got one of these and ive got to admit i agree with the advert its ugly as sin but it does sure cook an amp nicely, but it could be better. I have a bk butler tube driver that im playing through a deluxe reverb, where should the volume on the tube driver be if im playing at around 1. The tube is there for coloration only, and thus changing the tube out doesnt change the tone very much. Tube driver is widely recognized as the only successful and practical highpowered vacuum tube driven amplifier ever made. This is the only handmade and authentic tube driver. 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.

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. I currently have 4 butler amps in 2 cars each has butler tube line drivers converting to xlr cables. 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. Home of the original bk butler tube driver as used by eric johnson, david gilmour, zz top and many other pros. Pure awesome sound can overheat if over driven but hard to do. This is the ultimate bias model inspired by requests from eric johnson in 1985. Butler audio 1500 tube driver amplifier original amp for. Im not an engineer, so i cannot say whether or not this info is totally correctaccurate or not. Modifications changing opamps as stated, most of the hard clipping distortion comes from the op amp, not the tube, and not all opamps clip the same way. It has an effect sendreceive and a footswitch for switching between the channels and turning onoff the reverb. The tube driver is a holy grail type pedal, but many people, especially younger players, have never heard of it. Butler audio tube driver blue 5150 5 channel tube amp for.

Butler audio inc tube driver car amplifier property room. Butler audio 475 tube driver amplifier 4x75 watts per. So it has some tubey goodness, but not as much as something such as the effectrode td2a which is 100% high voltage tube clipping. Compatible with all electric guitars and amplifiers. The tube driver has an op amp to boost the signal into an ax7 running at low voltage. Beware of inferior clones and used worn out pedals. This is my first tube amp, even though it is a hybrid design read more on. Bk butler tube driver page 2 joes guitars, amps and gear joe bonamassa forum the official forum for all things joe bonamassa, guitars and blues music. I even produced and patented a car amplifier in 1995 called tube driver which used a similar approach tubes driving mosfet output devices. Those who want to reserve a unit, please contact me via email. Pedals with separate ac power supplies or wall warts are not original and do not sound the same. You need a cranked up plexi style amp with the tube driver, echoplex, reverb, and optional compressor. Basically that guy makes the argument that the tube driver actually doesnt use the tube for the clipping, instead thats done by an op amp.

Page 3 of 3 tube driver uses the op amp for gain, so the drive knob is in the negative feedback loop, but theres no diodes, so no clipping at the op amp stage. Butler built tube driver td752 100w 1x12 combo for sale. Swapping the tubes in the tube driver doesnt have a huge effect on the sound but that said, it does sound fantastic. The clean channel is butler s solid state mosvalve amp. Butler tube driver famously used by david gilmour, eric johnson, billy gibbons and joe satriani to name a few. If you havent heard tube driver blue, you dont know how great sound can be in your car.

Td742 tube driver combo amp tube works a 60w combo amp version of the tube driver with 12 eminence speaker, effects loop, clean channel, tube drive overdrive channel with 12ax7 tube, reverb, and a singlebutton footswitch to switch the overdrive on and off. The tube driver td752 is a two channel 100 watt amp with spring reverb. The baja tube driver is basically a replica reverse engineered bk butler tube. Butler audio inc tube driver car amplifier get a great deal with this online auction for a car amplifier presented by property room on behalf of law enforcement or. In the butler thermionic also called tube driver blue circuitry, high voltages are avoided and the transformer is replaced by currentmultiplying output devices, in this case, sanken multiemitter types. Used bk butler tube works tube driver, vintage tube overdrive pedal from the 1980s. So how can we produce a tube amplifier with pleasing nonlinear or overload tube characteristics with good thd specs and still allow the. Is there anythig similar to a bk butler tube driver and. Tube works td752 combo amp with 12 speaker and built in b. Butler audio phase tube driver 750 auto amplifier td750. Butler then reworked the design again, combining an opamp operational amplifier or. Butler audio tube driver blue 5150 5 channel amplifier rated power all channels driven. This is the big daddy of tube overdrive pedals the classic tube driver from b.