Tube driver amp td-752 schematic

Comes with owners manual the tube driver td 752 is a two channel 100 watt amp with spring reverb. The tube screamer circuit can be broken down into some simpler blocks. 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 speaker output to dri. Amtron uk22 intercom system amtron uk 45a flasher amtron uk 88 phone interface alternative version amtron uk92 phone amplifier. Tubeworks tube works tube driver td752 es wfootswitch. Butler tube driver famously used by david gilmour, eric johnson, billy gibbons and joe satriani to name a few. Butler built tube driver td752 100w 1x12 combo for sale. 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. This tube draws over 100 milliamps of grid current on peaks under these conditions. A beginning section which seems a bit off topic for phase inverters has been moved to a page of its own titled considerations in inverter and driver design. If youre wondering how these things sound heres a demo for you. The 6sh7 is readily available and not overly expensive. Hello all, im a little confused by all this tube hooplah and this mysticism surrounding power tube distortion without any hard details.

I found this tube works td752 in a pawn shop on the way to a. Really funky old spring reverb, very splashy and surflike. When genz benz bought tube works they continued to make a version of the td 752. Footswitch jack insertion rear panel cancels the operation of this switch. View and download tube works td 752 owners manual online. 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. 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. Front panel features left to right tube drive switch selects either tube channel up, or clean channel down. In the schematic that i have of the blue tube, as in the driver tube, between the second opamp and the first triode there are, in series.

In addition to ab, you can blend the channels together. Rigtalk view topic electrical guys, need advice about. At tube works a repair entails more than simply fixing an existing issue with your amp. I bought it from on old high school friend when her husband was looking to divest a lot of old gear due to health issues. Singleended 6550 tube amp schematic with 12dw7 driver stage. Truth in car tube amp designs a schematic comparison a tube bracketed by semiconductors does not nearly comprise a true tube amp. 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 the tube is used after the distortion stage, in what is known as a starved plate circuit to color the sound of the op amp distortion.

Tube works td752 combo amp with 12 speaker and built in b. A mere mortal driver circuit would severely distort or blow up under these circumstances. Butler tubeworks td752es two channel mosvalve head with real tube overdrive. All of that pumps through a 100watt mosfet amp and into an eminence speaker. Vintage tube works tube driver td752 combo w carpet cool 12. I found this tube works td752 in a pawn shop on the way to a gig 22 years ago, and it is still my main amp to this day. Tube driver amps 2 pages amplifier tube works 9002 owners manual.

I get preamp tubes in a preamp, but ive found it difficult to find a clear explanation of what the driver and input tubes are actually doing, and their relative importance to the sound of the amp. I have a tube works mv962 rack mount, which is a pure clean power amp, and as well, i have their rt2100 2x12 combo amp. Ive looked to compile the best and most reliable for this post. Tube works td752 bk butler tube driver 100w combo 1990s. The amp is built on a 10 inch by 12 inch 16 gauge brushed stainless steel chassis and uses a modified vta mark iii driver circuit. Unfollow tube works tube driver to stop getting updates on your ebay feed. View and download tube works td752 owners manual online. Build the same amp excluding the second driver tube as mentioned in my previous comment. The tube driver td 752 is a two channel 100 watt amp with spring reverb. This is an easy to build, simple directcoupled input driver circuit that provides the proper drive voltage to the grid of the 211. Bk butler tube works td 752 combo discussion in amps. Td752 tube driver comb amp tube works same as the td742 combo.

It says, tube driver amp model td752, and lists the company as tube works, denver. A few of the controls had a bit of static when adjusted. There is more information about power supply design with tube rectifiers in the power supply design for vacuum tube amplifiers article. The new interstage mono block kit is comprised of a 6sh7 input tube this was selected by andy grove for a number of technical reasons related to input impedance and input sensitivity of the power amplifier in mating with the l3 line. Show us your old vintage amps page 4 telecaster guitar forum. Tube works td 752 tube driver guitar amp amplifier with the manual on pdf great tube amp.

I have the rackmount version of the tube driver, which sounds like ass. Also, i wanted to build something that would be useful to me. Practical phase inverters, the heart of any amplifier. Honestly im not really sure what to ask or how to phrase a question lol if you need more info, ask, ill be around. Ank audiokits interstage monoblock 300b tube amplifier. I know kit rae says its inferior, different circuit, not the real deal etc. These amps were made in denver, co usa and designed by bk butler of the tube driver pedal fame. The mv962 has no effects loop, thus guitarboss gt6mv9624x12 cabinet i get tube nazis asking me what im using on the combo amp, i use the effects loop, make one change on my gt6. Tdb 475 t h e r m i o n i c vacuum tube driven mobile power amplifier design with authentic vacuum tube response and an openended design, zero global negative feedback, tube driver blue overcomes one of the most universally agreed upon sonic problems plaguing virtually all current amplifier designs. The tube driver td752 is a two channel 100 watt amp with spring reverb. Amp schematic with the famous hitachi 2sk4 and 2sj49 mosfets, issue 2 marshall, 1986. I found the schematic for it but dont know how to read itlolim trying to find what eq settings to use to come close to the pedal.

Dec 23, 2017 tube works tube driver td742 schematic needed i have one of these with blown output, anyone have a schematic. Most nixie tube drivers require the obsolete and hard to find 7441 or 74141 ttl decoder driver ics, or else high voltage driver transistors. Td 752 es tube driver amp head tube works same as the td 752 combo amp above, but this is just the amp head only, with speaker out jacks. Tube works td752 tube driver guitar amp amplifier with the manual on pdf great tube amp. Butler designed tube driver circuit with some component differences. After looking for a while for a good schematic, and tested severalls stuff, here the one i gonna build. These were essentially improved, 5 knob versions of the tube driver circuit under. For those perfectionists who savor the warmth of tubes, this amp will.

It includes additional maintenance and checks, confirmation that everything is working properly and a final listening evaluation ensuring that your amp sounds as good as it was designed to sound. Its can be run on any cabinet and variety of speakers down to 4 ohms. An ecc82 was used as the driver tube for the four kt88s. Ampli combo hybride pour guitare tube works td 752 tube driver amp. Jfet bypass switching, power supply, input buffer, clipper amplifier, tonevolume control and output buffer. The input impedance of the amplifier is set by the 100k radio shackalps volume control.

It is a 2stage resistance coupled amplifier using a 6sl7 a higain mu, lotransconductance gm dual triode as the input driver tube capacitor coupled to the grid of either a 45 or 2a3 power triode operated in cathode bias. Its speaker looks like about 12, though i havent measured it. When genz benz bought tube works they continued to make a version of the td752. The real tube includes a mid range knob, allowing for a wider range of tones to be dialed in.

My goal was to build a simple tube amp, which would allow me to understand the concepts of amplifier design. I need somebody to either explain or steer me to an explanation of the 12ax712at7 tube s purpose in my jolida jd502p power amp. It has an effect sendreceive and a footswitch for switching between the channels and turning onoff the reverb. Home audio amplifier troubleshooting, repair, and service manuals. A pic of an identical one, and some other close ups of an amp taken out of the chassis.

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 the tube is used after the distortion stage, in what is known as a starved plate circuit to color the sound of the op amp. It has an effect sendreceive and a footswitch for switching between. Comes with owners manual the tube driver td752 is a two channel 100 watt amp with spring reverb. View and download tube works td 742 owners manual online. Here we have a combo amp with a solid state power section, fed by two separate pre amp circuits. You have just tubescreamered or fuzzfaced yourself. Chandler tube driver schematic help diy do it yourself. Two channel, 100 watt amp with spring reverb, an effects loop and a both a line out and a second speaker output to drive an external cabinet. 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 overdrive and many others. It has an effect sendreceive and a footswitch for switchi. Td752 td752es tube driver amps front panel features left to right tube drive switch selects either tube channel up, or clean channel down. Valuation reports for used tube works guitar amplifier products.

A tube screamer typepedal which has no tubes, its supposed to make tubes scream doesnt do a lot of the overdrive or distortion on its own it needs a tube amp to bully into a sweat, generally resulting in loud volume. Tubeworks was sold and is currently owned by genz benz. I found this tube works td 752 in a pawn shop on the way to a gig 22 years ago, and it is still my main amp to this day. I wanted to produce a nixie display using easily obtainable parts well except for the nixies, and at the same time keep the parts count low. The singleended amplifier circuit uses a 6550 high power tetrode vacuum tube in the output stage. Td752 tube driver amp, hybrid combo guitar amp from tube works. I could then use this knowledge to build future amps which would become progressively more complex. The tube driver is designed for bigger tube amps so if youare mostly.

Though not when set, so i took it to a professional repair shop. Tube works guitar tube amp repair, modification and maintenance. I bought this amp at music castle in michigan i think they are in royal oak for. Congratulations on purchasing the most innovative, unique and best performing combo amp in.

If so, everything including the reverb is done in the ss domain except for that one tube that is used as an odboostwarming function, right. A bkbutler tube driver preamp with a ss power amp or something. The tube driver generates its own overdriven tube tones, as well as possibly pushing a tube amp into overdrive, as well. Tweed onetwelve16, 5e3 style ampkit tube amp doctor.

Any thoughts on the later genzbenz tube works amps. 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. Td752es tube driver amp head tube works same as the td752 combo amp above, but this is just the amp head only, with speaker out jacks. Offers solid state sunn beta lead grade cleans and a slight saggy marshall style overdrive tube driven tones. Vintage gibson skylark 1484 twin twelve showman blackface sears silvertone 1484 silvertone 1484 twin twelve 1484 tube sears silvertone twin twelve fender deluxe reverb blackface twin twelve guitar silverface tube guitar amp ab763 fender champ silverface vintage 1x12 tube fender vibro champ tube twin twelve tube guitar harmonica amp amplifier. Hi bjorn, hope that the new year is going well for you. Butler, or tube works and the amp name is tube driver td 752 es. Noise ratio, it is important to have as hot a drive level as possible. Feb 04, 2018 my 1992 tubeworks td 752 tube driver 100 watt, 1x12 combo amp, great, loud, clear, and with awesome crunch and sustain. Being a drummer, i had no need to build a guitar amp. June, 2006 to deliver the best possible sound quality and reliability in car audio is both the passion and the mandate of milbert amplifiers.

Find great deals on ebay for challenger guitar amp. Used tube works guitar amplifier product values by. Vintage tube works tube driver td752 combo w carpet cool. There are many schematics out there as well as a wealth of pcb projects. I subjected the driver and the whole amp to about two hours of my guitar playing at full blast hard clip, which could kill any wimpy amp. From your pedal you can understand how the resistor is placed from 100k. This amp uses a 12ax7 for preamp section and mosvalve power amp section which i think is similar to the mosvalve. The store owner said it was a consignment, and he thought it was ten years old or more. Im trying to setup a tube driver vst to come close to the chandler pedal. Reverb adjusts amount of reverb signal mixed into the output.

I found this tube works td752 in a pawn shop on the way. 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. Attention, all firsttime or wanna be builders of single ended directly heated triode amps. The b k butler tube driver has been used by several of rock guitars greats david gilmour and eric johnson to name just two. It is 60 watts rms output and incorporates tube preamplification by way of a 12ax7a vacuum tube. Is there anythig similar to a bk butler tube driver and.

Its clean channel sounds very nice, and im just beginning to figure out all the options on the tube channel. Used tubeworks 4x12 tweed slant cabinet guitar cabinet. Tube works driver td752es 100 watt tube bass guitar amp untested powers on. The signal that goes on the grid is taken at the connection point between the two resistors.