Dumble Preamp

I love the amp but I want to change the speaker. Every Dumble is unique because they were built on special order, specifically designed for the buyer. (2013-06-09) EGO ODS custom preamp "Clean + Overdrive" demo~ Best Dumble sound in a box by Ego Electronic (2013-06-30) EGO ODS overdrive pedal ch2. This was a Dumble Dumbleland amp, which is a 300 watt bass amp. The Uberschall is the heaviest thing I've ever heard. The grid resistor that you noticed is also included in the Dumble schematics that I have seen. Amplified Parts on YouTube. An extensive tour backing Buffy Sainte-Marie financed Dumble's first "out of the backyard and into a building" amp shop in 1968, in Santa Cruz, California. Jan 8, 2016- Explore bluesman0206's board "Dumble" on Pinterest. Basically they are limited production amps (less than 300 ever made since the 70s) and exp. He developed a good number of different amplifiers and amp accessories, but his most notable creation was the lauded Overdrive Special. DUMBLE guitar amplifier LED light kit - UNIVERSAL part accessories - all COLORS: super rare boutique mini Dumble amp, in rarest color, killer! $1,360. Here’s a link to an excerpt from the RCA Receiving Tube Manual. Dumble amplifiers are built on eyelet boards. This model has been refereed to as a high-plate non-HRM model with the Skyline tone stack. Who is online. An Overdrive Special amplifier with an internal Reverb Circuit. This vacuum technology is still used by guitars. Tubes create the entire sound while solid-state circuitry provides a low-noise effects loop, dual outputs, DI and buffered Link for connection to other preamps. All Dumble amplifiers operate using vacuum tubes. Very nice sound clips. It really OPENS the sound of my DUMBLE amps! - Karl. : Kelley Sure, there's tons of amp talk. Mark will work with you 1-on-1 to achieve a voicing that suits your playing. Brace yourselves, because in this episode Daniel and Mick dive fearlessly into the murky waters of Dumble legend. Includes Vox foot switch. Suffice it to say, a pedal emulating a highly sought-after vintage amplifier will give you an approximation of that tone. The intended purpose of this was for use with acoustic guitars or low impedence signals. The circuit standard in dynamic, touch-sensitive overdrive pedals. Stevie first became fascinated with Dumble amps during the recording of his first album, Texas Flood. In total there are 23 users online :: 2 registered, 2 hidden and 19 guests (based on users active over the past 5 minutes) Most users ever online was 204 on Fri Jul 10, 2015 6:58 am. Rather than send it back to Dumble for work, he had a local technician work on the amp. Rubber tapered feet with a non-threaded screw hole and a steel washer insert. Buy a high quality, padded Tuki cover for your equipment. I can say that I have heard one played at a reasonable distance. See more ideas about Vintage guitars, Guitar amp and Marshall speaker. A one-person operation, Alexander "Howard" Dumble makes each amp personally. Related: dumble amplifier dumble overdrive ceriatone two rock amp two rock fuchs klon centaur marshall zendrive bludotone fender dumble overdrive special. The Tube Amp Network was started to provide a community for both new and experienced amp builders. It mounts like a vintage Marshall chassis, via four M6 cage nuts on the flanges, but the front and rear sides of the chassis run full-width. 0 out of 5 stars 5 $199. Vertex Effects Ultraphonix Overdrive Guitar Effects Pedal, Guitar and Bass Pedal Re-creates Overdrive Produced by Dumble Overdrive Special Amplifier, 4. Ultraphonix OD. I have played Dumbles and also many pedal devices. Overdrive Specials use 12AX7 tubes in the preamp and 6L6 tubes in the power amp in older models. TRAINWRECK: Rocket, Liverpool, or Express. As I understand it, the Dumble amplifiers were designed to produce a different distorted sound than other amplifiers. Click for details. Hammett never used to play with a dumble amplifier, he always used to play with mesa boogie amplifiers, mark IV, double and triple rectifier and mark I. It has 3 voices to choose from symmetrical, asymmetrical and Silicon. Dumble amplifiers are the most expensive boutique amplifiers on the used market, and prices have risen rapidly. This amp simulates an authentic Dumble Overdrive tone. JavaScript seems to be disabled in your browser. Hammett never used to play with a dumble amplifier, he always used to play with mesa boogie amplifiers, mark IV, double and triple rectifier and mark I. We like that the design uses an unique smart stop bar that prevent you from accidentally hitting buttons when you are stepping on the pedal. John has been using Two Rock amplifiers for many years. Custom Shop. 44 14:34, 14 October 2008 (UTC). This site is the home of the meticulously replicated one of a kind 'Overdrive Deluxe'. Created Date: 1/21/2002 7:39:12 PM. This overdrive channel is described as “cascading” from the first channel into at least one additional gain stage in the overdrive channel. Now I know that Robben could get a great sound from a Teisco Del Rey guitar and a Kalamazoo amp, but in the real world he uses the famous Dumble amps that have been hand tweaked by Alexander. New product info coming soon! Here is a list of our past product line-up. This book on amplifier builder Howard Dumble is more a labor of love than anything else. I have an amp based on dumble project. Here's a band, using the Rockmaster in the '80s: I've owned quite a few Peavey amp's, but never a tube one. Related: dumble amplifier dumble overdrive ceriatone two rock amp two rock fuchs klon centaur marshall zendrive bludotone fender dumble overdrive special. The sound the Steel String Singer is most known for is a "clean feedback" effect, where the amplifier will feedback, even though the signal is audibly clean. The Dumble Overdrive Special has been one of the "Holy Grail" guitar amps for many years. Aimed at recreating the incredibly rare and highly expensive Dumble Overdrive Special amplifier, Vertex has gone to great lengths to create this pedal with sleek vintage design and maximum value specs. This hand-made Dumble based high quality amplifier has developed a reputation for having a silky smooth, pliable and touch-sensitive brand of overdrive. It's capable of a 30dB+ clean boost with an adjustable ±15dB two band active EQ which adds a wide range of harmonic content to your ideal sound. While it is a great sound, I'd like a Dumble sounding option as well. John has been using Two Rock amplifiers for many years. Sure I can add a good clean preamp emulator to my list, but I'd like suggestions as to which. Also, the player has a lot to do with the tone. Here’s a layout for the Overtone Special 50 (A Dumble Overdrive. Top Drive: New Tube Preamp Design - posted in Effects, Amps and their Settings: Introducing my new original tube preamp design"Top Drive"What makes this little tube powered pre-amp different, unique, rocking? Well for one it's voiced in interesting way. 6mm) aluminium, cut and folded to create a chassis that's suitable for both head and combo amps. Who is online. The Squire preamp pedal is suitable for running directly into a power amplifier, running into the effects return of an amplifier’s effects loop, recording direct when combined with a cabinet simulator or for use as a booster/second clean sound when plugged into the front end of another guitar amplifier. For more than thirty years James Demeter has been designing and building some of the best sounding audio gear ever made. What are your personal takes on the best amps ever made? I recently just found out about Bogner amps, and theyre amazing. It can be used as a preamp and/or overdrive in front of a traditional. which are in no way associated or affiliated with Salvation Audio. And with the Synergy OS preamp module, you can insert its bold cleans and overdriven growl into your rig with ease. Effortless to dial up Stevie Ray, Beatles, Robin Ford, Hendrix, Santana, Petty, Queen, Aerosmith, Cars & more. The Dumble Overdrive Special is the most difficult to acquire and most sought after amplifier in the world. "I first played a Dumble at The Alley rehearsal studio in North Hollywood while rehearsing with Mick Fleetwood in 1981 or '82," Sharp recalled. In total there are 23 users online :: 2 registered, 2 hidden and 19 guests (based on users active over the past 5 minutes) Most users ever online was 204 on Fri Jul 10, 2015 6:58 am. Mojotone Quick Order Form! Please, follow these basic instructions to place your order: Add only the numerical characters of the Item Number. There are the same settings. The Dumble Overdrive Special Amplifier made by Alexander “Howard” Dumble became the amp that was associated with the signature sound of players like Robben Ford and Larry Carlton. All Dumble amplifiers operate using vacuum tubes. Note: All amp brands are trademarked by their respective owners and are in no way affiliated with Top Jimi Profiles. An extensive tour backing Buffy Sainte-Marie financed Dumble's first "out of the backyard and into a building" amp shop in 1968, in Santa Cruz, California. It's important to mention that this distortion is a soft type of distortion, which is essential to make expected note progressions sound seamless. Could not imagine the same quality coming from any other amplifierno matter who was playing through it. Turn your computer into a virtual amplifier with our review of the best guitar amp modeling software. (question-1) 'D' style pedal means it's based on a Dumble amplifier schematic. Dumble® Clean. This is a UK/European 230/240V spec model. So, like giving a Nigella cookbook to a starving man, we have A Dumble Book by Jesse Schwarz. Buy a high quality, padded Tuki cover for your equipment. A one-person operation, Alexander "Howard" Dumble makes each amp personally. Get the guaranteed best price on Guitar Preamps like the Synergy OS Dumble Overdrive Special 2-Channel Preamp Module at Musician's Friend. This controls the level going to the amplifier or to the input of the Cab Simulation circuitry when using the Cab Simulator, it is advised to keep the master below 12:00 to minimize possible overloading of the input. Normal Out), there is also a Guitar Amp Compensation switch along with an overall high-cut control. Whether you are looking for a real Dumble amplifier, or a clone, or. So you'll need to download the FREE Adobe Acrobat Reader via the link below to be able to view schematics. I am firm on $250. The only two pedals I have tried that come close to the sound and feel of a real Dumble amp are the Retroman Dumb Box and the Wiz Pedals Model D. THe owner of the Dumble was there with me so I didn't sway it in the favour of the OD2. Whether you are looking for a real Dumble amplifier, or a clone, or. There's a characteristic "bloom" that is very desirable on a sustained note in a jazz run. It's important to mention that this distortion is a soft type of distortion, which is essential to make expected note progressions sound seamless. Although many amp designers used the "overdriven Fender amp" as the basis for the preamp in a master-volume amplifier, Dumble's is the most fa. It has one foot-switched channel - Clean and Overdrive. Back in those early days, the price of a Dumble amplifier was somewhere in the $1250-$1300 range. Note: All amp brands are trademarked by their respective owners and are in no way affiliated with Top Jimi Profiles. Top Drive: New Tube Preamp Design - posted in Effects, Amps and their Settings: Introducing my new original tube preamp design"Top Drive"What makes this little tube powered pre-amp different, unique, rocking? Well for one it's voiced in interesting way. See What’s New. If you’re unsure of what a Dumble sounds like, a quick scan of YouTube can give you a basic idea of its tone. This model has been refereed to as a high-plate non-HRM model with the Skyline tone stack. MATHER AMP CABINET has been lucky to work with great amp companies and individual musicians whose ideas have inspired truly excellent sounding enclosures. 2) Dumble and Randall Smith invented the complex preamp circuit that's now used in many amps 3) Dumble was/is a nut. The SECRET PREAMP™ is a GEM! It is definitely an Always-On type of effect. Theyre probably most noted for the Robben Ford/Larry Carlton tone - this fantastic smooth yet biting, sustain rich overdrive tone. The Kingsley Squire D is a Dumble ODS style clean preamp, which when cascaded into the Page DS delivers the same circuit architecture and tonal response. The amp is incredibly versatile and you can easily play any kind of music using it. Although many amp designers used the "overdriven Fender amp" as the basis for the preamp in a master-volume amplifier, Dumble's is the most fa. Retailing at a whopping $70,000 the original is the most expensive amp in the world with no close second in sight. "I first played a Dumble at The Alley rehearsal studio in North Hollywood while rehearsing with Mick Fleetwood in 1981 or '82," Sharp recalled. Basically they are limited production amps (less than 300 ever made since the 70s) and exp. It is the value set by collectors on the less than 200 amps that Dumble built. – the tone circuit really works wonders for this amp, and has a nice smooth sound, and actually almost dumble like overtones. Real customer and technical support. Dumble, yes, but more versatile than just Dumble sounds. A one-person operation, Alexander "Howard" Dumble makes each amp personally. 5dB B+ = 432VDC @ idle Bias = Fixed, -44VDC *Note* Antique Amplification will not provide schematics, circuit layout, circuit details, component values or any images describing or depicting the internal features of this amplifier. Preamp tubes specified by Mr. The Ethos Overdrive Preamp from Custom Tones,. Reverb controls are in the back. My name is Jelle Welagen, owner of Welagen Amplification. The Overdrive Special is a two channel amplifier, with a clean channel and a second “overdrive” channel. Dumble Clean: Pair a Blackface Clone with a Compressor. Dumble is a hot rodded Fender Deluxe. Dumble amplifiers are built on eyelet boards. Manufactured in the Marshall factory in Bletchley, England, these two new amps along with the renamed Studio Jubilee form a formidable range that have captured the hearts and imaginations of countless guitarists worldwide. With all that said, I was on this same Dumble tone mission back in 2000. Put a studio or optical compressor after it, set ratio to between 1. We can build your custom design. To improve the basic sound of your guitar, add an onboard preamp. (2013-06-09) EGO ODS custom preamp "Clean + Overdrive" demo~ Best Dumble sound in a box by Ego Electronic (2013-06-30) EGO ODS overdrive pedal ch2. For sale is a really cool, hand-made, point-to-point 2-channel Dumble ODS clone made by guy in Oxford about ten years ago. Rather than send it back to Dumble for work, he had a local technician work on the amp. Most Notable John Mayer Amps. Turn your computer into a virtual amplifier with our review of the best guitar amp modeling software. 5V, 50 OK ohms) Outputs: main speaker, and extension speaker bu'lt Lor me by H. 047uF 400v+ cap connect the preamp grid and plate together to form a local negative feedback loop. But with the Synergy OS preamp module, you can possess the essence of one of the finest amps in the world alongside all of the other classic tones available from the Synergy system. The Overdrive Special is a two channel amplifier, with a clean channel and a second "overdrive" channel. All Dumble amplifiers operate using vacuum tubes. This hand-made Dumble based high quality amplifier has developed a reputation for having a silky smooth, pliable and touch-sensitive brand of overdrive. This is clearly required to get that wonderful Dumble tone, but what it does is soften the attack of any pedal you put in front on the preamp. I heard that Mr Dumble dosnt make amps any more and is more interested in building Shot guns, dunno if thats true of course but thats what i heard, which is ironic, cos TOny Zematis who was an amazing guitar builder who engraved metal front guitars went on to engrave shot guns!!. Description. Fender® '57 ʺTweedʺ Deluxe. 60's ODS Preamp 60's ODS Poweramp 60's ODS Output 70's ODS Preamp 70's ODS Overdrive 70's ODS Poweramp 70's ODS Output 97 ODS Full Schematic 97 ODS Notes ODS JFET Input 90's ODS Block Diagram Dumbleator Dumbleator Dumbleator II Chassis Layout Dumble 50w Fender AB763 Mods Dumble Mod #1 Dumble Mod #2 Dumble Mod #3 The 1st Dumble Explosion. This design is known for its fat and harmonically rich clean tone, and a complex, smooth overdrive tone with a nice mid range push. In other news with Sebago, Bill has done a fantastic job of creating Dumble clones with his Double Trouble 50 and 100 Watt amps based upon the Dumble Overdrive Special. Click for details. This overdrive channel is described as "cascading" from the first channel into at least one additional gain stage in the overdrive channel. Top Drive: New Tube Preamp Design - posted in Effects, Amps and their Settings: Introducing my new original tube preamp design"Top Drive"What makes this little tube powered pre-amp different, unique, rocking? Well for one it's voiced in interesting way. It works very well across its full gain range and cleans up very well with your guitar’s volume knob. Played by Robben Ford and John Mayer among others. A Dumble is THE most expensive amplifier available, no. Triode Other Pages and Links Page for other tube related info and links to sites with schematics Tube Data page for tube data sheets. This particular amp was a. D-PRE is based on London Power's Mini-Marshmallow amp, which was a tribute to Alexander "Howard" Dumble. Its cascaded gain-stage design allows flexibility with low or high volume levels and many different Overdrive structures. Pre-Amp + Power Section S/N Ratio (Actual) = -39dB Power Section S/N Ratio (Actual) = -46. Budda Amps featured on ABC's Nashville. As I understand it, the Dumble amplifiers were designed to produce a different distorted sound than other amplifiers. The latter “cascades” from the clean channel, adding a tube saturation circuit that causes the signal to become overdriven. This is why after playing a real Dumble, several Fuchs and 2 Two Rock's I sold all of my single channel Dumble pedals. This amp model has become one of my favorites on the Helix. The Tube Amp Hall of Fame will not be responsible for any mishaps ,Marshall Amplifier Schematics ,Gibson Amplifier Schematics,Vox Amplifier Schematics,Ampeg. This model has been refereed to as a high-plate non-HRM model with the Skyline tone stack. You could always add a Dumble preamp. I have an amp based on dumble project. The Golden Acorn Overdrive Special is a dynamic overdrive designed to catch a small window in which single notes can be worked to be seemingly clean or distorted. Mini Duo Reverb. Aimed at recreating the incredibly rare and highly expensive Dumble Overdrive Special amplifier, Vertex has gone to great lengths to create this pedal with sleek vintage design and maximum value specs. Welcome to Germino Amplification. Click for details. Dumble amplifiers – the voice of God Talk to anyone who’s been lucky enough to play a Dumble amp and they’ll tell you that they are the voice of God. THE ORIGINAL DUMBLE AMPS. It was originally purchased for a band project which has since fallen through - I'm reluctantly selling to fund an acoustic guitar amplifier. Effects for those that desire the highest fidelity in a guitar effect pedal. 0 out of 5 stars 5 $199. Tube amplifiers and accessories, hand-built in Canada! Tube Amplifiers & Accessories. Every amplifier is personally hand-built to order and the waiting list can take several years. His eccentricities contribute to the mystical cult following 4) The astronomical value of a Dumble is not a result of it's tone. Bogner Amplification creates inspiring sonic tools including amplifiers, effects pedals and speaker cabinets in Los Angeles, CA. dumble Overdrive Specials 60's ODS Preamp 60's ODS Poweramp 60's ODS Output 70's ODS Preamp 70's ODS Overdrive 70's ODS Poweramp 70's ODS Output 97 ODS Full Schematic 97 dumble ODS Notes 97 ODS Notes: Generic dumble Circuits Dumble-ator ODS JFET Input 90's ODS Block Diagram Mods For AB763 Fenders Dumble Mod #1 Dumble Mod #2 Dumble Mod #3. I love the amp but I want to change the speaker. It is the value set by collectors on the less than 200 amps that Dumble built. Preamp tubes specified by Mr. The level of customization is yours to decide. :)Maybe an Ethos type effect. Jan 8, 2016- Explore bluesman0206's board "Dumble" on Pinterest. After a few years of experimentation, the answer … Continue reading "Overtone Lunchbox". 50+ videos Play all Mix - Mick Taylor Plays Through A Rare Dumble OD Special Amplifier YouTube Les Paul Style Guitar Timelapse Build - Duration: 23:41. Like its equally elusive cousin, the Klon Centaur, the Dumble amplifier has all the elements that make for a collectors dream: A waiting list populated mainly of legendary guitar players, an eccentric and charismatic builder, a very small number of units produced (less than 300), crazy. Every amplifier is personally hand-built to order and the waiting list can take several years. With all that said, I was on this same Dumble tone mission back in 2000. The Dumble ODS HRM (Overdrive special / Hot Rubber Monkey) is a boutique high quality clone of the legendary head. If the real amp has two gain controls: the closest one to the 1/4" input on the real amp is Input Drive in the model, the other one is Overdrive. > the real Dumble amp, lower treble settings result in better tone > in just about everyone's opinion. Ethos Overdrive Amplifier Pedal - Preamp + 30W Power Amp - Best Dumble Clone The pedal is in excellent condition - bedroom use only. We agreed to repair the amplifier for Bobby back in January of 2014. The Overdrive Deluxe as delivered also had a few technical issues, and kept going down. The most used being the @836_world_industries HMW, @synergyamps, @soldanocustomamplification Avenger and my @marshallamps_uk JMP 50. His eccentricities contribute to the mystical cult following 4) The astronomical value of a Dumble is not a result of it's tone. I do not want to get into a contest about the value of these Dumble amps. Dumble's German importer in the '80s made a clone called the Kitty Hawk Standard. I believe it is a fair price for condition. —Preceding unsigned comment added by 82. The Golden Acorn Overdrive Special is a dynamic overdrive designed to catch a small window in which single notes can be worked to be seemingly clean or distorted. Dumble built a few amp models over the years, but the two most popular by far are, in order, the Overdrive Special and the Steel String Singer. Rockett Audio Designs! We set out to create an overdrive pedal that replicated ALL the nuances of the famed amplifier. Overdrive Specials use 12AX7 tubes in the preamp, 6L6 tubes in the power amp in older models, and tubes used in the power amplifier section in some newer. These include: point to point wired circuits on custom boards or terminal strips, massive precision custom wound transformers, CTS pots, special US made caps, New Old Stock and Hi-End resistors, phenolic and ceramic tube sockets, stainless steel. DUMBLE guitar amplifier LED light kit - UNIVERSAL part accessories - all COLORS: super rare boutique mini Dumble amp, in rarest color, killer! $1,360. The basic topology is here with typical values. Dumble amplifiers are the one-man product of Alexander Dumble, who got his start in the mid Sixties when, while still in his teens, he was commissioned by Mosrite to build amps for surf-rock hit-makers the Ventures. Each BLUDO-DRIVE is hand built to exacting specifications, and tuned/tweaked to the tastes of the individual player. In other news with Sebago, Bill has done a fantastic job of creating Dumble clones with his Double Trouble 50 and 100 Watt amps based upon the Dumble Overdrive Special. Also, the player has a lot to do with the tone. The Dumble ODS style preamplifer design consists of a clean single 12ax7 tube preamp that is cascaded into an overdrive stage, also based on one 12ax7 tube. New Amp Day! Dumble clone - Ceriatone HRM with mods The switch between the preamp tube sockets is a local negative feedback switch. Orange Peel - A distortion pedal based on the 1974 Orange Graphic mkII amplifier. The amplifier is in excellent condition according to the standards of the "Vintage Guitar Magazine Price Guide". Dumble OD Special: Niko Matses. A 22M to 44M resistor and. The Dumble Overdrive Special has been one of the “Holy Grail” guitar. We like that the design uses an unique smart stop bar that prevent you from accidentally hitting buttons when you are stepping on the pedal. This is infact a VERY good price for a Dumble Overdrive Special and a Dumbleator The Dumbleator is a buffered FX loop and impedance matcher/corrector. If the real amp has two gain controls: the closest one to the 1/4" input on the real amp is Input Drive in the model, the other one is Overdrive. Since the 1980s, Mr. Dumble Overdrive Special guitar amplifier clone, Mercury Magnetics transformers, High plate, skyline eq, non-HRM, high quality parts used, price is negotiable, sounds amazing!! do NOT contact me with unsolicited services or offers. The Dumble sound is all about cascading gain stages hence the preamp stage. The pre-amp sounds very much like a Vox/Dumble amp. 50+ videos Play all Mix - Mick Taylor Plays Through A Rare Dumble OD Special Amplifier YouTube Les Paul Style Guitar Timelapse Build - Duration: 23:41. They addressed the idea of power amp distortion and that it could be achieved by adding a distortion circuit after the main preamp. have absolutely no desire to ever 2) Dumble and Randall Smith invented the complex preamp circuit that's. THR is designed to fit where, when, and how you play when you're not on stage. Crossfire Electronics is a Sherman Texas based Vacuum Tube Custom Guitar Amplifier manufacturer. I specialize in pine guitar speaker cabinets. Has a tube preamp and can model 11 amplifier styles. So I deleted his name from the list of Dumble players. High quality professional profiles of vintage and rare amps, cabs and IRs for the Kemper Profiling Amplifier created by Michael Britt. Two Rock style head. T he story starts with a bit of a wrong turn. Amp courtesy of Chuck Matses. Dumble is a trademark of Howard Alexander DBA Dumble Amplifier. The most well known Dumble amp is he 50 watt Overdrive Special Combo features two inputs. Most customers define the tone as being warmer on the topend with velvety mids and big lowend. If you have a technical drawing with dimensions and cosmetic preferences, please email it to us and we can give you a quote. His touch and attach and dynamics. Lighter and more compact. Some would argue that nothing beats the tone and sound of real amps. I have always been impressed by his overall sound. We can provide the foundation to DIY the amp of your dreams. My buddy built a Brown Note D'Lite which is a Dumble Clone and I have Trem-o-Verb. I'd really love to see the schematic showing the EXACT circuit inside one of Robben Ford's Dumble OS amps. All Dumble amplifiers operate using vacuum tubes. Rather than send it back to Dumble for work, he had a local technician work on the amp. Dumble has covered the preamp circuitry of his amps with a thick layer of usually opaque epoxy, protecting his schematic's exact design, although several amplifiers are known to have been "de-gooped" and their component values measured. There's a characteristic "bloom" that is very desirable on a sustained note in a jazz run. You can get some great Dumble tones as well as other cool sounds. Getting Started All the files at Schematic Heaven are in Adobe Acrobat form. The most used being the @836_world_industries HMW, @synergyamps, @soldanocustomamplification Avenger and my @marshallamps_uk JMP 50. Bob obtained invaluable experience in 1961 when Leo Fender hired him to work on his latest models, and today his honed expertise shines through with every note that blasts from a Risson Amplifier. So what are the chances of you getting your paws on one? It is thought that there may only be around 300 original Dumble amplifers in existance with the asking price now from $20,000 - $50,000!. Aston Electronics, Volt Amp Co, Aston Electronics, The Guitar Amp builder, Volt Amplification and The Darktone pedal series, including Valve Amplifier Kits, hand made effects pedals and high quality components. As revered the Dumble name is, they are a crapshoot. Theyre probably most noted for the Robben Ford/Larry Carlton tone - this fantastic smooth yet biting, sustain rich overdrive tone. I love the amp but I want to change the speaker. Bastion Overview. We are happy to offer the following amplifier from one of the most respected of all amplifier builders Mr Howard Dumble , favoured by the most iconic of all artists from Eric Clapton , Sonny Landreth , Larry Carlton , Robben Ford , David Lindley ,Lowell George , Carlos Santana , Eric Jackson , Stevie Ray Vaughn Etc Etc the list of users is. 100-Watt Dumble with buil-in reverb; four Phillips 7581 tubes; three 12AX7 preamp tubes by Phillips; selectable 50-watt or 100-watt amp. Humble/Dumble. Dumble is an Amplifier for electric guitar that. Since the 1980s, Mr. The amp has quite a few ways to tune your sound, including three EQ boosts (bright, mid, and deep), two-tube reverb, and preamp boost. There's no guarantee you will get a good sounding Dumble and you'll have to accept the service contract that stipulates that only Howard Dumble is to service the amp. Infinite sustain, that could normally be produced by an overdriven amp on full blast. :)Maybe an Ethos type effect. Get the guaranteed best price on Guitar Preamps like the Synergy OS Dumble Overdrive Special 2-Channel Preamp Module at Musician's Friend. The amount of gain and the bias voltage required, which determines headroom, dictates the tube to be used; for the effect we want, it is the 12AX7. Anyone else excited for the new @tdwpband record!? # Repost @kylesipress Just over 5 days until The Act drops. It's extremely touch responsive/expressive and also heaps of bloom on the notes. Due to the declining guitar amplifier business I sadly had to make the decision to essentially shut down any new production of amplifiers and I had to take a full time job outside of the business in order to support my family without any further risks. Like its equally elusive cousin, the Klon Centaur, the Dumble amplifier has all the elements that make for a collectors dream: A waiting list populated mainly of legendary guitar players, an eccentric and charismatic builder, a very small number of units produced (less than 300), crazy. The amp has all the D-style attributes; endless sustain, controlled feedback, honky mids, bloom and chirp, and fluid touch sensitivity. Developed by. Dumble is an Amplifier for electric guitar that. Active +/-15dB Bass, Midrange and Treble EQ with sweepable Midrange Frequency control. So each one sounds a bit different and might not be a good match for someone else. Back in those early days, the price of a Dumble amplifier was somewhere in the $1250-$1300 range. You must log in to continue. This is a 1979 Dumble Overdrive Deluxe combo amp. Dumble for sale. Description. "As far as legendary ampsthere's the Dumble amplifier made by Alexander Howard Dumble. After we've dived into some of the best amps, stick around for a look at solid-state units and how their image has changed over time. Includes on board effects. Dumble-flavored overdrive pedals are a pretty hot item in the boutique pedal world right now, with many builders attempting to capture the essence of those fabled, and legendarily expensive, amplifiers in a convenient, relatively affordable stompbox. While nothing sounds or feels exactly like a Dumble, with the Synergy OS preamp module, you can possess the essence of one of the finest amps in the world alongside all of the other classic tones available from the Synergy system. Crossfire Electronics is a Sherman Texas based Vacuum Tube Custom Guitar Amplifier manufacturer. There's no guarantee you will get a good sounding Dumble and you'll have to accept the service contract that stipulates that only Howard Dumble is to service the amp. Here, I present to you the Dumble Overdrive Special - and not just any old Dumble. Feb 6, 2019- Explore coles5284's board "Dumble Amps" on Pinterest. Which is why we've compiled a chart highlighting the best solid-state amps on the market today, spanning several popular price ranges. A 22M to 44M resistor and. Dumble musical instrument amplifiers is a guitar amplifier manufacturer in Los Angeles, California. As you browse through this brand-new Web site, you will find pictures and descriptions of the products we currently offer. The Effectrode Blackbird SR-71 is a two-channel tube preamp pedal inspired by the "Blackface" Fender Twin Reverb and a certain highly sought after Dumble amp. I haven't tried it just yet. I have spent a LOT of time researching Dumble type devices since the Dumble thread here a while back. If you have a technical drawing with dimensions and cosmetic preferences, please email it to us and we can give you a quote. This is clearly required to get that wonderful Dumble tone, but what it does is soften the attack of any pedal you put in front on the preamp. They are somewhat similar but MESA amps are pc boards while Dumble are point-to-point wiring. Triode Other Pages and Links Page for other tube related info and links to sites with schematics Tube Data page for tube data sheets. The Euphoria is his take on that elusive tone and feel made famous by Dumble Amplifiers- smooth creaminess yet crunchy when you need it to be. We agreed to repair the amplifier for Bobby back in January of 2014. Use the contact form to start the order process. The exalted amps of Alexander Dumble have been legendary since he began building in the late '60s, and have become more so over the course of the past decade, with several notable "boutique" makers launching their own lines on the. Hey all, So I have a line on one of these Dumble Steel String Singer amps, only $40,000 and think I might have to jump on it. Buy the Synergy Amps OS 2 Channel Preamp Module 2 x 12AX7 (Based on Dumble Overdrive Special) and get free delivery. 5V, 50 OK ohms) Outputs: main speaker, and extension speaker bu'lt Lor me by H. A few Overdrive Specials, notably #167 and #183, were equipped with EL34 tubes in the power amplifier section. What speaker that you guys recommended for this kind of amplifier ? I'm thinking about the Veteran 30, but I decided to asking. Both Robben Ford and Alexander Dumble (he dropped the name Howard in favour of his middle name) grew up in the Bakersfield area of California. Effect Pedal Schematics ,Fender Amplifier Schematics ,Marshall Amplifier Schematics ,Gibson Amplifier Schematics,Vox Amplifier Schematics,Ampeg Amplifier Schematics,Dumble Amplifier Schematics,Amplifier Schematic Manuals,Amplifier Mods ,Amplifier Modifications ,Digital Effect Pedal Schematics,Analog Effect Pedal Schematics ,Fender Amplifier Schematic,Marshall Amplifier Schematics ,Gibson. have absolutely no desire to ever 2) Dumble and Randall Smith invented the complex preamp circuit that's. It really OPENS the sound of my DUMBLE amps! - Karl. The Dumble tone has a lot to do with what's happening in the preamp. It's an amplifier that is clean sounding and yet is able to produce a great big sound. Overdrive Specials use 12AX7 tubes in the preamp and 6L6 tubes in the power amp in older models. "Honey Dripper Yellow" Premiere Flame figured Maple body made by Mesa Boogie. It is customary to ground it to the power tube cathode filter ground (B+1) as seen in the layout below.