This one is in excellent condition from my personal collection. By using modern components and innovative solidstate driver circuitry we are now able to make a valve amplifier that is considerably superior to the valve amps of the past. It was 9v powered, like most pedals, making it more marketable to a larger crowd. Ive read several threads on this, and nobody seems to ever really come to a conclusion. Then i engrave my signature on the bottom of the case. Bkbchandler tube driver demoing the different pickup position tones on a strat. What a great toy, a fantastic sound, i know there was a. I was away to stick in an order for some new 12ax7s to replace the crappy ones that are in my amp right now, would it be worthwhile to replace the 12au7s aswell, or do they not affect the sound as much. 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. Works best with an already slightly breaking up amp to my ears. The chandler tube driver is a real tube based overdrive guitar pedal. Does anyone here have experience or own these units.
It also performs best with clean, highwattage amplifiers with plenty of headroom such as the hiwatt amps that mr. Preamp 12ax7s in my guitar amps are warm to the touch but 12au7s in my hifi preamp if i recall correctly are very very hot so just wondering how things are here. Real tube by tube works other than one being in super cool enclosure, and the other in a buttugly enclosure, the 4 knob 911 tube drivers and 5 knob real tube versions are basically the same patented b. I happen to be using a 50s black plate 12au7 because it was the only 12au7 i had in the house. Position 5 neck, position 4 neck middle, then position 2 bridge middle, 12au7 tube. Tube rolling 12au75814 family tubes talkin tubes the. I was away to stick in an order for some new 12ax7s to replace the crappy ones that are in my amp right now, would it be worthwhile to replace the 12au7 s aswell, or do they not affect the sound as much. Driver back when tube works made it it was a good sounding pedal you figure andy timmons still uses one but i dont think they are in production anymore the 4 knob does sound better though. Preamp 12ax7s in my guitar amps are warm to the touch but 12au7 s in my hifi preamp if i recall correctly are. This schematic is for the chandler wall mart version the one that doesnt say bk. Then youre probably not under 20 years old, as it seems these things have become somewhat of an underground legend.
I actually got it used on evilbay should have just bought a new one direct from bk. A look at a very famous bk butler tube overdrive pedal, made famous. The 12au7, being a slightly lower gain tube than the 12ax7, was slightly smoother and cleaner sounding at low drive settings in my old bkb chandler tds, but there was a less noticable difference in my 911 tube drivers. It sounds incredible and blends nicely with other pedals. I could get some cool tones with the treble at 0, but it was a touch muffled. Likewise, expect the 12au7 to sound a bit dull at first before it breaks in.
I just checked my mac c20 tubes with my new heathkit tube tester. May 07, 2016 my cary cd player 303300 uses two 12au7 tubes. I got a bk butler tube driver several weeks ago and either it just doesnt work with my equipment or ive got a bum one, i was wondering if you guys could help me decide. I rolled a number of tubes from the 12au7 family in this unit. For a year plus ive been very happy with a matched pair of cbshytron 5814a tubes. I havent done much tube rolling with the 12au7, but nostalgia air has a nice online substitution guide. W the real tube a 12au7 works particularly well giving you more fine, useable control in rolling off highs, which you really need to do. This is an excellent upgrade for hybrid headphone amps requiring a 12au7 preamp tube. Right now on my clone i use a 1960 nos general electrics 12au7, and i found it. It is unmarked, other than bk written on it with a sharpie. Its like changing the types of tubes anywhere from a weak 12au7 to a blistering 12at7. Everything is there and shes as clean as the pics look. You might or might not want to know that the tube driver uses an op amp solid state integrated circuit to create its distortion sound, and.
Ive only ever heard one, and it sounded good but i. Its not like a tube screamer or any other overdrive pedal. The real deal tube driver from the original designer. Butler designed tube driver circuit with some component differences. Tonight i swapped the tube for a 12au7 and the difference is night and day. I even switched out the 12ax7 for a 12au7, which helped but it still didnt trip my trigger. It belongs to a large family of dual triode vacuum tubes which share the same pinout retma 9a. Is the chandler tube driver really all that or has this pedal become legendary because eric johnson uses one. A look at a very famous bk butler tube overdrive pedal, made famous by david gilmour and eric johnson. Chandler tube driver vs tube works 911 telecaster guitar. Chandler tube driver rack i know there is some controversy over the bk butler situation but that none withstanding the 1 up racks are reasonably rare to come by and have the famed bias control.
The bk butler tube driver has a sordid manufacturing history, having been made at various times and various places under both the tube works and chandler names, before finally being produced in original form again by butler himself, via his company, butler audio. Now to clear up confusion, there is a very similar looking unit called the chandler tube driver david used this for quite a while too and it has a slightly warmer tone than the new bk butler model in davids rig from 2006. There are a lot of versions of this pedal and its variants, but if you search the web, theres tons of. Bkb chandler tube driver demoing the different pickup position tones on a strat. For the last few days ive rolled in matched pairs of. The first, original, one was the bk butlerchandler tube driver. If you read interviews with butler he is very adamant that there is no chandler tube driver. Bk butler chandler tube driver 1590bb tube inside sound demo.
I guess he didnt have a good relationship with that company when they were marketing it. It came with a 12ax7 in it, and the treble was unbearable. The bias control allows you to adjust the tube characteristics over a wide range. I came across the chandler on a local classified website for a pittance and couldnt pass it up. Best tube for my chandler tube driver the gear page. Utilization the general configuration of the tube driver is really easy to follow, and it is easy to get a good sound from this. So im not suprised if you get the best results with that tube, even if its an ecc81. Compared against a chinese shuguang tube, the sound quality is comparable as both tubes have a similar audio response. In response, chandler created their own unauthorized tube driver. The tube driver is wellsuited to tube swaps, sounding mellower and somewhat more compressed with a 12au7, rather than the stock 12ax7. Bkb chandler tube driver coming back to life solos. A 12ax7 is fine too but very gainy and more gritty. Discussion in the effect effect started by jeepjones85, sep 10, 2011. All the rest are dynaco telefunken 12ax7 and 1 mullard 6x4.
These tubes are quiet, they sound great, and are dependable. This tube tested extremely low in noise and microphonics across the board, so we do not have any driver grad. Unfollow 12au7 tube to stop getting updates on your ebay feed. You even can look up radio models with a certain tube line up. Chandler tube driver 4 knob and the newly updated tube driver itself with the bias mod.
You will find thousands of tubes or valves with interesting links. I have a bk butler blue tube that i have altered to use an octal preamp tube and installed a 6sl7 tube. Boss cs2 compressor tube driver boss ce2 chorus tc nova delay. I replaced the 12ax7 with a 12au7 jj electronic for an overall. A 12ay7 will drop the gain by 55% and a 12au7 can pull down the gain by. One of the sweetest highest quality 12au7s, the mullard cv4003 is a military spec, boxed anode, super high quality tube. Bk butler chandler tube driver telecaster guitar forum. These are great as far as they go, but they dont provide dirt from the output section of a tube amp the ot and speakers. The 12au7, being a slightly lower gain tube than the 12ax7, was slightly smoother and cleaner sounding at low drive settings in my old bkbchandler tds, but. The first, original, one was the bk butler chandler tube driver. It is very much eric johnsonlateera david gilmour lead tone in a box.
These tubes are made with the same specs as the old telefunken ecc83 flat plate. The stock tube that ships with the 911 tube driver made since 2006 is a golden dragon 12ax7 a low noise, hifi preamp tube. Due to the fact that my tube drivers are oneoff limited production items, i do not offer a return policy. Compared against a russian electroharmonix tube, the jj valve has a slight v characteristic thats warm without as much midforward response. Shown above left to right the 1985 bk butler tube driver, the revised 198687 bk butler tube driver, the unauthorized 1988 knockoff made by chandler after butler parted ways with them, the 1990s tube works 911 tube driver, and a b. Ive only ever heard one, and it sounded good but i had nothing to ab it against. Recommended for hifi and for getting that sweet spot and usable gain in those tube based overdrive pedals an amazing tube. Mar 10, 2017 tube driver bias with yugoslavia 12ax7 and tube driver chandler sylvania jan 12au7.
I have a vintage rack mount version with a nos mullard 12au7 tube in it and a. Chandler tube driver foot pedal awesome distortion if your looking at this you know the perfection that is the chandler tube driver. I have a rack mount chandler tube driver and a bk butler real tube pedal coming my way. Apr 06, 2012 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. Tube driver bias with yugoslavia 12ax7 and tube driver chandler sylvania jan 12au7. This is a suitable replacement for any 12au7 tube type. I realized i am running ge 5814a in the 2 x 12au7 sockets. To me 12au7ecc81 is the way to go with this pedals. Some used 4knob tube drivers marked chandler are not the original design by bk butler. What is the tube it is supposed to use according to the schematic. The chandler tube driver in davidas rig from 19932006 has a slightly. Mar 28, 20 i have an orginal chandler designed by b. Nov 28, 2009 many valve amps made today are replications of pre 1950 technology when valve amp designs and performance was restricted by limited knowledge and component technology.
Chandler industries tube driver overdrive pedal of the day. This tube tested extremely low in noise and microphonics across the board, so we do not have any driver grade. Please either pay in full in advance or 50% up front and the balance before shipping. I have a chandler tube driver and tried the tube works the chandler is by and far a better pedal.
You reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube on a radio model page. Mullard 12au7 ecc82 current production russian reissue. Jul 02, 2016 real tube by tube works other than one being in super cool enclosure, and the other in a buttugly enclosure, the 4 knob 911 tube drivers and 5 knob real tube versions are basically the same patented b. The fdp is made possible by the following companies and individual members like you. See who uses bk butler tube driver, including david gilmour, eric johnson, andy timmons and 3 others. Please advise if i should get some 12au7 tubes or if the 5814 is the preferred substitute for this amp. Chandler tube driver rack gearslutz pro audio community. It is made in the usa has a 14 inch input and output and i believe is has a 12ax7 type tube. Reviews i read said that the td would sound better smoother less harsh with a 12au7 or 12at7 tube.
I had to cut a hole in the side of the chassis to accommodate the larger tube. When i had a chandler tube od i always preferred a 12au7. Each unit is hand built to my specs and i personally check out each tube driver to perfection. Chandler tube driver vs tube works 911 telecaster guitar forum. Welcome to arizona tube supply where we have hard to find vacuum tubes for your audio gear, guitar amp, antique radios and vacuum tube ham radio equipment boatanchors. Arizona tube supply audio and radio tubes for sale.
Jan 10, 2018 12at7, 12ay7, 12au7 instead of a 12ax7 might tone it down. The chandler tube driver is an overdrive pedal most famously used by eric johnson, david gilmour, billy gibbons and joe satriani. The tube driver, in this particular case from chandler industries in san francisco, has been a staple on many famous and influential guitarists, even if you might. 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. It features controls for out level, eq sometimes split into high and low eq, and tube drive level. Its like changing the types of tubes anywhere from a weak 12au7 to a blistering. Butler vs chandler tube driver by elswan64 20110401 chandler tube driver by elswan64 20161122 chandler tube driver with guitarsystems sam. On the new tube drivers, both david gilmour and eric johnson use ei yugoslavia. Each pedal takes me several hours of my personal time. The 12au7 and its variants are a miniature ninepin b9a base mediumgain dual triode vacuum tube. Known the world over for creating the eric johnson violin tone and as one of two main pedals used by david gilmour.
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