Trainwreck Tone Stack

Many later versions of the ODS have "HRM" controls on the inside of the amplifier, which is a "hot rodded Marshall" tone stack that sits "on top" of the overdrive channel or, in other words, comes after the overdrive channel tube gain stage. At first the channels should have three and four tube stages, a cathode follower before the tone stacks and one stage for makeup gain for the power amplifier. While these two projects are largely dissimilar in tone and style, they follow similar trends, and both speak to. trainwreck hand wired clone guitar tube amp EL34/6V6 cathode bias class A Tube Amplifier Tone Stacks: Part 1 Brian Walton Trainwreck Rocket Amp Demo Gibson SG fingerstyle Ampeg 4x12. The Dragon Slayer Distortion is made to emulate a Marshall Stack without the shrill high end, that most pedals like this tend to add. I had an unused space for another switch on the front panel, so I added a tiny modification to change the frequency response of the tone stack. Marshall 18 Watt Schematic Joe Gore from tonefiend. Scribd is the world's largest social reading and publishing site. Trainwreck amps are a blast to play through, awesome gain and they feel great under the fingers. 30 watts mostly Class A. Hand wired 6L6 amplifier FatOne Jammer Modelled on the Trainwreck tone stack 6L6 or 6V6 (interchangeable) Tones of tone shaping capabilities (and loud) Go from clean to nasty with the volume knob on your guitar. I think more information about your specific setup is needed. By using an A-B switch box you can add channel switching to these amps. since his passing and it has given me an itch for a trainwreck amp. I was lusting after that trainwreck tone, and almost sold my Orange to invest in a Fuchs Train 45. Amplifier Repair Serving Minneapolis, St. With an upbeat “Yes, Master,” April upended a stack of crates on Trainwreck’s still prone form and ran to join him in the passenger seats. com built two Marshall 18-watt amplifier clones from kits and Tube Depot kits I built share the same schematic (and identical cabinets. If you have ever played an old Trainwreck amp or THD. The treble knob would be replaced by a the cut circuit found in Vox amps (as well as the Matchless). We've all had pedals and amps do this "obviously right :) but I've never had an amp do this to this degree. BASIC >PHYSICS: Aluminum is a non-ferrous material. Rockit began 1977 when Harvey Mann asked Anil Naidu to build an amp. This pedal makes that possible at non ear splitting volumes. Jan, I wanted to thank you one more time with the info on the 2x10 Cab being rated at 102 dB, and a 1x12 Blue being rated at 100 dB. HI CUT – On amps with no negative feedback (NEG FDBK=0), Presence is Depending upon the type of tone stack, tone control settings, position, etc. Thanks for you responses. 63 Cameron Ccv 1A Cameron CCV100 (Ch 1: Clean) An amp its creator Mark Cameron calls "one pissed off amp. Saturday July 26, 2025 06:21 PM. tone stack, mainly because I haven't ordered the tone stack parts yet, and tested it with a guitar preamp I had previously built as a stand alone preamp for playing through a home stereo, so I know it all works. I think I'm on to that elusive Dumble tone with the Mark IV. FAST 'N FREE. Trainwreck amps are a blast to play through, awesome gain and they feel great under the fingers. This amp can be dimed where full noise at the guitar is over the top gained power, but roll off the guitar and you go straight back to pretty cleans, very Trainwreck in its character. Things changed very quickly, however, as the tubes used in the old Bassman weren't readily available in the UK, so they switched to KT66. Picture Information. 4) Tone stack and volume control Here we will put volume control after tone stack and first tube stage so you will be able to overdrive input tube and still control volume. Unless we're talking about tweed Champs earlier breakup is the goofiest idea I've ever heard. 10 is placed early in the pre-amp, right after the first gain stage, like a blackface Fender, Trainwreck, etc. ) Here goes with my pedals: Great Cheddar--Lovetone Big Cheese clone by RG Keen. This amplifier was designed using Electronic Spice Simulations to optimize the design. This amp can be dimed where full noise at the guitar is over the top gained power, but roll off the guitar and you go straight back to pretty cleans, very Trainwreck in its character. Remove C5 C6 C28 and C4 Change C6 to a 22nF 50-100volt poly capacitor. If we had infinite supply voltage and valves that didn't arc then the original cascaded gain to the start of the tone stack was around a factor of 12. " source "The tone stack in the PAB models is a neutral tone stack which is the same as lifting the ground. ""This one is a pretty bright amp,"" he says, ""so I have a three-way switch in the back to offer different levels of trimming a little high-end. Alien Syndrome has "bargain-bin" written all over it. My customer said:. I did a similar thing with a 5E3 type build recently - added a tone stack circuit and made it defeatable. Chapter Forty-Six: Trainwreck. Peavey 6505 Guitar Amplifier Half Stack: Plug into the Peavey originally created with Eddie Van Halen's help. Trainwreck Express. This tube is often used by amp. Has anyone here had a Fuchs mod done, and if so, what's your take on it? For those of you who don't know, Fuchs essentially turns out his take on the Dumble experience. Please, check your board and compare it against the schematic - the tone stack after the pin 5 of the IC and before volume pot's lug 3 is the one that gives you trouble. , thereplaced with Hi Cut, a simple high-shelf EQ at the power amp output. png HUNTER_AmpKitNotes. Setting the tone knobs at noon provides a great starting point for many clean styles, from contemporary jazz solos to punchy country picking. The PA100 is also exciting - these were sold as PA heads, of course, but in reality they're Twin Reverbs, minus the vibrato, plus four preamps. The small white pedal is one I built to be like an expression pedal for my Big Sky that's either on 0% or 100%. I have for years been trying to accomplish one thing with my setup. Wire up the tone controls The wiring for the Fender tone stack is a lot easier than the original Double Six's controls!. doc Half-Boost-Frequency. The "blue" channel offers a blend of two unique voicings for rhythm crunch and the "red" channel offers additional gain for lead tones and each channel has it's own 3 way tone stack. Can someone chime in and share his favored Hendrix rigs, parameters ? Talking about amp stack , I barely find any good Marshal who can do good Hendrix. xls Hammond. This guidebook shows owners and dreamers the basics of getting the best sound possible out of their Fender amp with simple and advanced modifications. Wide in scope of Guitar-related topics, a little bit of everything was discussed. " source "The tone stack in the PAB models is a neutral tone stack which is the same as lifting the ground. the offset's, were, essentially, a Bassman clone. It demonstrates typical amp tone stacks and their effect on frequency change/response. This 30-day stack is comprised of Adrenalize™ and Omega Shred™. Re: Trainwreck vid. and gain but I found the tone quite bright. Some of the ones you mention are way out becasue they iuse much more coomplicated tone stacks and lots of interfering gadgets oh and I can't afford a trainwreck wich is the closest. I like my BE100 as it is, with the added extra master for the HBE and a 3 position feedback loop selector. Its got a full tone stack, two gain controls and a master volume. I should add, I'm using Tung Sol RI in the pre and TAD 6L6 WGC STR's in the power amp. Hand wired 6L6 amplifier FatOne Jammer Modelled on the Trainwreck tone stack 6L6 or 6V6 (interchangeable) Tones of tone shaping capabilities (and loud) Go from clean to nasty with the volume knob on your guitar. My goal for this thread is to share some thoughts on the effects and hopefully create a resource for DIY projects (pros, cons, mods, new ideas, etc. © 2019 Ceriatone Amplification Sdn Bhd ×. Line 6 Spider IV 75 1x12" 75 Watt Combo (Open Box) Spinning the amp model knob on the front panel of Spider IV 30 is like browsing through a tones based on a mix of a'65 Marshall JTM-45, a'58 Fender Bassman and a'63 Fender Vibroverb,. The 12AX7 naturally compresses, clips and adds more harmonically rich tone than most transistor or digital devices. Thats good for clean Fender to cranked Fender type sounds. Taking the singular Top Boost channel and redesigning the power supply to be more like an early blackface Fender or Marshall, it really "takes the blanket" off of the amp's tone and response. It is a 5 tube design using classic British style EL84 Pentode output tubes in Push-Pull arrangement. 022uF 500pF 250kB Bass 100k 250kA Treble 0. The trainwreck clones I own (built from ceriatone kits) are fairly high gain, but no master volumes. Please, check your board and compare it against the schematic - the tone stack after the pin 5 of the IC and before volume pot's lug 3 is the one that gives you trouble. This 30-day stack is comprised of Adrenalize™ and Omega Shred™. xls GeneralGuitarGadgetsITS8_mods. Jimi used 1966 Marshall Super 100 amps, and had the tone stack of the amps slightly modified to provide a treble boost and a bit more bass. At the least, replace the. I decided to write this guide as a way to help me logically figure out how to build a Trainwreck. Peavey 6505 Guitar Amplifier Half Stack - another killer amp I have had the pleasure of owning. TONE LOCATION – PRE places the tone stack at the input to the preamp. I replaced it with a larger OT. Stock JAVA tone pot wiring (treble pot on far left, bass pot next to volume pot): I swapped the treble and bass pots (both are 250K linear, so all I had to do was change the wiring). I found the Base channel not really suited for guitar. Kind of a Marshall/Fender hybrid tone stack w. However, most ODS overdrive channels have a large amount of tube distortion available. Since Trainwreck circuits are so simple, many people build them at home. Hand wired 6L6 amplifier FatOne Jammer Modelled on the Trainwreck tone stack 6L6 or 6V6 (interchangeable) Tones of tone shaping capabilities (and loud) Go from clean to nasty with the volume knob on your guitar. And then when it's time to power in Just a roll forward and go. They’re also moderate-wattage amps, in the 40-60 watt range, which means you can crank them up and really push those tubes hard without imploding your house. Having tone stack right after the first stage is cool, but preamp alone without a graphic EQ pedal is useless. In this segment, we get to check out Tonic's Vapour head. Has anyone here had a Fuchs mod done, and if so, what's your take on it? For those of you who don't know, Fuchs essentially turns out his take on the Dumble experience. Cliff says: (commenting on the Brit Pre model) "The two channels have preset tone stacks. no tone stack for the MIDI guitar synth in parallel to the regular guitar. Okay gang, I've been keeping my wandering little artsy-fartsy brain in check and doing a pretty good job of keeping this blog on the topic of speakers, tone, guitars, amps, and that kind of stuff. Peavey 6505 Guitar Amplifier Half Stack: Plug into the Peavey originally created with Eddie Van Halen's help. Built using vintage Knight 5881 mono push-pull amp power. By using an A-B switch box you can add channel switching to these amps. The tone stack on Amplifier No. She hadn’t been able to deal much real damage to Trainwreck’s durable mech, but between the lingering effects of her spell and his compromised position Dark Witch expected he would stay out of. What's worse, you're not even aware of it! Instead of trying to fix a trainwreck in which almost no one has faith, you could actually listen to what people suggested for SE Quality Project. Many of the world’s renowned guitar players have come to rely on Soldano products for their amazing tone. On amps that do analog modeling, the tone stack is one of the sections of the amp they switch out. The Blues Deluxe has a different tone stack designed to break up a little sooner however. It cannot be magnetized. But in contraire , I find that Fargain, Supro, Trainwreck Twoorocks can do Hendrix amazingly good…. The tone stack in the DSL100 follows V3 because the signal needs to be driven (powered up) before being taken down. Fenders have a tone stack IIRC. " source "The tone stack in the PAB models is a neutral tone stack which is the same as lifting the ground. Channel 2 is labeled Burn and it offers an additional gain stage and less in the way of passive tone shaping. To see how component values affect the tone stack's output you can use the Duncan Amps Tone Stack Calculator program discussed below. Coupled with fuller tone and good gain, Mullard 12AX7 works well for rhythm guitar duties as well as producing wailing solos. I've since tagged on a whole heap of additional pedals which are of interest to me by those brands/makers already covered in my blog posts - these may or may not be universally acclaimed to be the best by said maker - they are purely my own preferences. Cliff says: (commenting on the Brit Pre model) "The two channels have preset tone stacks. However, most ODS overdrive channels have a large amount of tube distortion available. I think I'm on to that elusive Dumble tone with the Mark IV. The next consideration is the tone stack. Its 18 watts via 2 el84 power tubes. This is a prototype of an amp I have been working on. Something to give a different sound and make the amp more flexible. If I were to compare the Blues Deluxe, it would probably be more similar to the other Hot Rod Deluxe amp as already mentioned. And then when it's time to power in Just a roll forward and go. ods Half-Boost-Frequency. My ODS 50 is bang on the tone, I have a Dumkudo also which is now in its box. Mullard 12AX7 is a long plate design, with excellent build quality. As soon as I fired it up I knew I was on the right track. It's unlike most vintage Vox amp. By using an A-B switch box you can add channel switching to these amps. Here is my schematic of my AC15 type amp. You don't get the same amount of sustain with a small low wattage combo amps as you do with a full stack because there is a lower amount of vibration being produced by the amp,also you don't get the same tone from two different types of power tubes an EL84 won't sound like a EL34 and vice versa,and just because you have a 100 watt stack. Bring the Master up for true 80s tone. The massive power yield comes from a pair of TungSol's mighty KT120 power tubes. txt) or read online for free. Amp Garage:Discussion and schematics of Trainwreck and Dumble amps Amptone. Rockit began 1977 when Harvey Mann asked Anil Naidu to build an amp. Thanks for you responses. Other people change the tone stack components, or add a Marshall style preamp (where the tone controls are after the 2nd triode stage). © 2019 Ceriatone Amplification Sdn Bhd ×. This is easily Dumble's most popular model, and subsequently is the most frequently seen. This technique gets around the problem of trying to digitally control a tone stack. This latter control bypasses signal around the tone stack to allow the user to layer a tweed-Fender-style voicing on the blackface sound. Google "Duncan's Tone Stack Calculator" if you want to get a feel for what changing the values does in a standard tone stack. My name is Ron Worley and like so many people I was blown away by the tone of the Trainwreck Express, particularly as so ably demonstrated by Glen Kuykedall in his YouTube videos. The Climax was a limited-edition amplifier (only 100 were made), and after all of them were sold, Kendrick began offering the same amplifier in a kit version, renaming it the "New JoyZee" in honor of Fischer, who lived in Colonia, New Jersey. Phish's Trey Anastasio's guitar rig is an ever-evolving instrument unto itself. However, most ODS overdrive channels have a large amount of tube distortion available. 001uF/56k cap/resistor after the 2nd stage all contribute to a brighter, less gainy sound than is produced. Saturday July 26, 2025 06:21 PM. Description and pack size will be displayed. This amp can be tonally controlled with a Treble, Mid, Bass tone stack with a presence and bright switch. What has happened is a attenuation between stages has been removed and the treble voicing moved to after the tone stack. Contact me at www. The following section is intended to help those who are not experienced techs but who are interested in how an amplifier works. Bass channel has a Marshall tone stack and extra gain stage controlled with a master volume. Different Plate resistor values, Tone stack values are different, Volume is after the tone stack in the TW and before in the Vox, way different phase inverter design, TW is SS rectified, AC30 is tube rectified, output tubes on the TW are fixed bias EL34's or 6V6's, output tubes on the AC30 are cathode biased EL84's. ? Jun 13, 2017 #10 The Trainwreck channel is very midrangy, in a good. standard Marshall style tone stack JTM 45 amp. Please, check your board and compare it against the schematic - the tone stack after the pin 5 of the IC and before volume pot's lug 3 is the one that gives you trouble. The 2019 Super Bowl Halftime Show was as tragic as Adam Levine’s tummy tattoo Adam Levine took off his shirt, Travis Scott delivered "Sicko Mode", and Big Boi appeared for less than 60 seconds. This technique gets around the problem of trying to digitally control a tone stack. Post by jerrydyer » Tue May 25, 2010 8:50 pm anyone built a clone ? I have a ceriatone liverpull with some parasitic. This quality handwired all-tube amp was made by Ceriatone, using the finest components available. I'm still not sure why everybody gets so upset about the release of schematics. The Vapour is tone machine for small to medium sized clubs with a 20 watt Push-Pull, class AB output section (EL84 or 6V6) utilizing a clean to mean single channel preamp. Its 18 watts via 2 el84 power tubes. Control-wise it is the standard Level, Gain and Tone control of the original Marshall pedal. What is the BEST Dumble KIT/CLONE, if you can Love Fender Dumble Trainwreck Tones * 1954 Fender 5D6 4x10 Bassman the name of a second tone stack that is only. I came across this schematic of a two knob Trainwreck which was further modified by Bruce Collins in '08. I've been using my Carr Skylark amp incessantly for the last 18 months or so. This sounded pretty good. These combo amps are each powerful enough to serve as a stand-alone amp for any gig or rehearsal situation, and they sure beat lugging a half stack with you everywhere you go. Uses a “James” tone stack which is more like hi-fi tone controls. On this page I use the 5F6-A Bassman's tone stack but all the stack's component values can vary in other amps. I used the name of Liverpull, as some remaining people at the TrainWreck site frown on any use of that particular name, even though KF is sadly gone. trainwreck hand wired clone guitar tube amp EL34/6V6 cathode bias class A Tube Amplifier Tone Stacks: Part 1 Brian Walton Trainwreck Rocket Amp Demo Gibson SG fingerstyle Ampeg 4x12. As mentioned, the circuit (especially the preamp) is clearly a copy of the Trainwreck circuit, with slight modifications. There are several categories of power attenuator:. The Soldano X-99 uses motorized pots. It demonstrates typical amp tone stacks and their effect on frequency change/response. 1966B, 2x12" 8Ω Mini Stack Cabinet, straight front. They’re also moderate-wattage amps, in the 40-60 watt range, which means you can crank them up and really push those tubes hard without imploding your house. CLASSIC TONE We are happy to offer the following that is one of the worlds most desired and iconic vintage amplifiers. Consider it--it might be a fun way to play with your sound. Contact me at www. Which one? the Rocket is almost the same circuit(AC30 top boost) with different voltages and OP trans so should sound quite similar. the offset's, were, essentially, a Bassman clone. Framing_Leah_tone-volume. and Fender tone stack are somewhat different with respect to the midrange in particular. At first the channels should have three and four tube stages, a cathode follower before the tone stacks and one stage for makeup gain for the power amplifier. adapting one into a bit of an Overdrive Special HRM version. The tone stack is pretty much taked from the Liverpool but I increased the treble cap from 50pF to 100uF to get a little more mids. If you have ever played an old Trainwreck amp or THD. The treble knob would be replaced by a the cut circuit found in Vox amps (as well as the Matchless). She hadn’t been able to deal much real damage to Trainwreck’s durable mech, but between the lingering effects of her spell and his compromised position Dark Witch expected he would stay out of. If the Texas Tea control is turned all the way up, you hear just the tweed voicing, but the idea is to blend the two voices together for what Kendrick terms an SRV sound. This pedal makes that possible at non ear splitting volumes. Trainwreck Amps Schematics This is the schematic… Here are a couple clips of the bone simple Loco Fiasco 18 Watt, Trainwreck mashup. Recent Classifieds. Can go from clean, spanky surf rock to plexi grind. Put all knobs at noon if you want authentic. 820R White. The Ultimate Tone Volume 6 – Timeless Tone Built for the Future Today In many ways, Volume 6 is a continuation and extension of the material in Volume 4, where Power Scaling is introduced. Below is a link to a downloadable amp tone stack calculator app. ? Jun 13, 2017 #10 The Trainwreck channel is very midrangy, in a good. HC 1 and HC 2 offer two new variations of High Cut, with each taming that top end somewhat to give a more rounded tone. tone matchがultrarestmのirデータをエクスポートできる様に改良されました。 glovalメニューでirキャプチャーがultra-resモードに設定されていて、且つtone matchモードがliveに 設定されている場合、tone matchのdumpデータ(usb端子からの出力データ)はultrarestmとなります。. The pull bright, mid boost, and bass boost toggles all worked in addition to a well balanced tone stack. The signal chain is: guitar-> - Digitech Drop. The search for 'big tube amp tone' in a manageable package has gone on for many years. Analog Outfitters Organic 15 Head and 1x12 Cab combination in spectacular two-tone dark and light wood. The capacitor limits the effect to high frequencies but if you jumper around the cap the pot becomes a Trainwreck Type-3 Master Volume. In Volume 6 a new ‘direct control’ version of Powerscaling is featured which was introduced in Vol 4 but flushed out with comprehensive circuits and. Tons of output volume available to boost the front end of your amplifier. This gives the tone a fatness that a regular EQ stack cannot give you, it gives you a warmth and sustain to the tone that is extremely similar to that famous, elusive amp that attracts the the kind of price tag in the used market that could literally buy you a home. Uses a "James" tone stack which is more like hi-fi tone controls. I had an unused space for another switch on the front panel, so I added a tiny modification to change the frequency response of the tone stack. Note that the second half of V1 is not used in this configuration. But, very little of what goes on inside is done quite like Marshall; rather than the archetypal cathode-follower T-M-B tone stack of the Marshalls (and Fender’s 5F6-A tweed Bassman), Fischer’s EQ stage follows the first preamp stage, with the Volume control placed after. Setting the tone knobs at noon provides a great starting point for many clean styles, from contemporary jazz solos to punchy country picking. Nice thing about them is that you can get classic rock to just on the edge of 80s metal gain with one, and roll your volume back on your guitar and they clean up better than ANY other amp I've heard. "The tone stack in the PAB models is a neutral tone stack which is the same as lifting the ground. The tone stack is pretty much taked from the Liverpool but I increased the treble cap from 50pF to 100uF to get a little more mids. HC 1 and HC 2 offer two new variations of High Cut, with each taming that top end somewhat to give a more rounded tone. It has the sweetest bell-like clean tones, and a harmonically rich, expressive and dynamic overdrive. I added the Treble Rolloff pot to compensate for this plus it adds an extra level of tone control when the Boost switch is off. The TMB Tone Stack in pen-and-ink. All casino models share this same three tube preamp stage featuring two channels with a full treble, middle, bass tone stack, a unique adjustable gain boost that gives increased drive on both channels while keeping the tone controls operational. Find helpful customer reviews and review ratings for Wampler cataPulp V2 British Stack Tone Guitar Effects Pedal at Amazon. immediately after it. I would take a serious look at a used Carol Ann Revo. You can use a muffled cab as the dummy load instead of a built-in resistive or reactive load, but the monitor cab will still suffer some loss of Tone as it is pushed less. 820R White. I suspect that A1a is more accurate than A1 A1b: Similar to A1a, but I drew in a possible RC network bypassing the tone stack that was reportedly seen on at least one Express. Things changed very quickly, however, as the tubes used in the old Bassman weren't readily available in the UK, so they switched to KT66. Premium guitar amplifier power transformers, output transformers and chokes. On this page I use the 5F6-A Bassman's tone stack but all the stack's component values can vary in other amps. Re: Trainwreck vid. I've been using my Carr Skylark amp incessantly for the last 18 months or so. the offset's, were, essentially, a Bassman clone. Up for sale is the stuff of legend - a beautiful Trainwreck Liverpool 30 EL84 Made by JM. Things changed very quickly, however, as the tubes used in the old Bassman weren't readily available in the UK, so they switched to KT66. Peavey 6505 Guitar Amplifier Half Stack - another killer amp I have had the pleasure of owning. Jimi used 1966 Marshall Super 100 amps, and had the tone stack of the amps slightly modified to provide a treble boost and a bit more bass. In my post above I was referring to the bass channel of the bassman heads like the ab165 and aa864. Contact me at www. From the first B+5 junction to the 1M volume pot is the tone stack. ©2016 Collectible Guitar published by Adolph Agency, Inc. The tone stack in the DSL100 follows V3 because the signal needs to be driven (powered up) before being taken down. However, the Ultimate Drive is just a clone of the Fulltone OCD (Which itself is a close copy of the Voodoo Labs Overdrive). NOTE: when changing the TONESTACK TYPE to a different amp, Tone Freq does not update automatically. It has an option of being wired as a cathode follower to drive the tone stack. 63 Cameron Ccv 1A Cameron CCV100 (Ch 1: Clean) An amp its creator Mark Cameron calls "one pissed off amp. The Bass/Treble tone stack gives you complete control over your sound. There's plenty of tone shaping ability here - albeit by somewhat strange means and not at all the usual 3-band tone-stack, but instead a series of 3 dials and 4 voicing toggles which allow you to target certain frequencies and ramp up the gain stages. *FREE* shipping on qualifying offers. This essentially started as a companion piece to the previous / associated 'More Pedal Chain Delight' article. 30 watts mostly Class A. But anyway back to the trainwreck, their clone soide by. I also think a Trainwreck pre seems to do well in a single ended format. This custom build is a Vox AC10 Super Reverb. © 2019 Ceriatone Amplification Sdn Bhd ×. Il a un tone stack amélioré d'un potard de sweep. It also has the tone stack positioned after the fourth gain stage, which allows a more full-range signal to pass through all the gain stages before it’s tweaked by the tone controls. The Liverpool is a whole different animal. Una per patch, poi aggiungo o tolgo come pedalini altri blocchi. It has a full tone stack, and the EL-84 power tube can be switched to a 6V6, which drops the output below 5 watts and changes the tone. This essentially started as a companion piece to the previous / associated 'More Pedal Chain Delight' article. The Alpha continued, calm and gentle like Clarke when she needed to talk to her patients and deliver a particularly complicated diagnosis. I love the clean Here's my schematic that I would follow if the tone stack has to be moved. Free shipping. I spent the last days trying to build a guitar amp. Getting Started All the files at Schematic Heaven are in Adobe Acrobat form. The search for 'big tube amp tone' in a manageable package has gone on for many years. The Vapour is tone machine for small to medium sized clubs with a 20 watt Push-Pull, class AB output section (EL84 or 6V6) utilizing a clean to mean single channel preamp. But all that extra stuff in the signal path goes against everything I've learned about tone since I began building amps 10 years ago. It has plenty of grind on tap, but can clean right up with the right "touch". 1uF 22k 470R 100k Tone stack reportedly bypassed with RC network on some amps. Vintage Deluxe EL34 triode jazz amp 30R110. All four channels are bridgeable, and while the input impedance and tone stacks aren't too great for guitar currently, those are both easy fixes. 10 is placed early in the pre-amp, right after the first gain stage, like a blackface Fender, Trainwreck, etc. Didn't like it. the offset's, were, essentially, a Bassman clone. Remove C5 C6 C28 and C4 Change C6 to a 22nF 50-100volt poly capacitor. 63 Cameron Ccv 1A Cameron CCV100 (Ch 1: Clean) An amp its creator Mark Cameron calls “one pissed off amp. Many later versions of the ODS have "HRM" controls on the inside of the amplifier, which is a "hot rodded Marshall" tone stack that sits "on top" of the overdrive channel or, in other words, comes after the overdrive channel tube gain stage. It is a 5 tube design using classic British style EL84 Pentode output tubes in Push-Pull arrangement. Big cleans at moderate volumes but crank it for warm dynamic grit that screams vintage mojo. Io uso principalmente 4 emulazioni per live: blackface twin, dumble clean, trainwreck crunch, Ubershaller lead. I'm going to build one myself as soon as i'm back at my desk. This technique gets around the problem of trying to digitally control a tone stack. The last, chapter 6, is called "Pillars of Tone" and in this chapter the major contributors tone at the block-level of a guitar tube amplifier system design are discussed one by one and Kevin provides some very valuable insight into tone shaping throughout the preamp/amplifier. Has anyone here had a Fuchs mod done, and if so, what's your take on it? For those of you who don't know, Fuchs essentially turns out his take on the Dumble experience. Polyester, either metallized or foil, tends to give more mids and upper mids. Your quest for truly inspirational and superior tone has led you to the final link in the chain – Mercury Magnetics. I wanted to get back to this thread one more time, and changed the Topic to: 2x10 Dr Z Cab, and 1x12 Celestion Blue together. TRAINWRECK Silver Tone Embracelet Stack, Layer Bracelet Cuff. Okay, so I know this has been a little bit if a otuchy subject in previous threads, but it's something I really want to know the answer to. I had an unused space for another switch on the front panel, so I added a tiny modification to change the frequency response of the tone stack. Late 60s Gibson Duo Medalist amp with Ken Fischer (Trainwreck) tone-stack mod performed by Dale at MyAmpRocks in Richardson. Actually where the tone stack is placed in the circuit does not change the gain, if you have, gain-1 tone-stack gain-2 gain-3, you have the same gain as gain-1 gain-2 gain-3 tone-stack, what changes is the distortion characteristic rather than the overall gain. I went the other way and made it play cleaner, louder. I'd originally reviewed it for Premier Guitar magazine, and then I bought one for myself. Because we're using a cathode follower to push the tone stack, the tone stack doesn't cost us much gain. This guidebook shows owners and dreamers the basics of getting the best sound possible out of their Fender amp with simple and advanced modifications. I also think a Trainwreck pre seems to do well in a single ended format. The stock 33k/470pf tone stack now has a switchable cap that you can add in parallel for tone shaping; to detirmine the value of this, I'm sure someone stickied a tone stack calculator on this forum somewhere, so have a play about there once you get going. Here is my schematic of my AC15 type amp. Great sound right out of the box due to factory aging, design and break-in procedures. I've been wanting to build an 18w plexi-style amp, and have been researching schematics, wiring layouts and kits offered by various vendors, and everything I. Explore thousands of free applications across science, mathematics, engineering, technology, business, art, finance, social sciences, and more. This amp looks like an old humidifier but is an absolute beast. Please find full details as follows. The Alpha continued, calm and gentle like Clarke when she needed to talk to her patients and deliver a particularly complicated diagnosis. 5 thousand, with the modifications it would be around 118 thousand. Not a typical circuit at all. Mullard 12AX7 also has good amounts of gain. This is a really warm and full sounding distortion, that can give you anything from Blues to Hair metal with a twist of the gain control. This is where the Trainwreck ideas come in. To me, that speaks volumes compared to other makers. These new tone stack controls mount on the front panel in the same way as the original Double Six pots: fit the small anti-rotation tab into the small hole in the chassis and tighten the fixing nuts. In this segment, we get to check out Tonic's Vapour head. It has a gain stage then a tone stack and then 2 more gain stages. Weber Speakers Homepage --- Loudspeakers, components, and equipment for the vintage musical instrument enthusiast. But anyway back to the trainwreck, their clone soide by. Here is my schematic of my AC15 type amp. I sometimes make these amplifiers into the typical 'classic' circuit seen in 'Tweed' Bassman and Marshall amplifiers. No matter what you're looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. Add to EJ Playlist Built using the original Marshall 1974x schematic. xls GeneralGuitarGadgetsITS8_mods. Well, to the phase inverter, but single-ended amps don't have those so it's moot. Control-wise it is the standard Level, Gain and Tone control of the original Marshall pedal. Inspired by the Boutique Trainwreck TM Express Valve Amplifier; Emulates the sound of a valve power amp being pushed to its limits--breathes and reacts to your playing. Thats good for clean Fender to cranked Fender type sounds. With a cathode following sorta Moonlight/TMB tone stack. If you have ever played an old Trainwreck amp or THD. Below is a link to a downloadable amp tone stack calculator app. HC 1 offers more of a cut than HC 2, so you have two options. The Vapour is tone machine for small to medium sized clubs with a 20 watt Push-Pull, class AB output section (EL84 or 6V6) utilizing a clean to mean single channel preamp. In a preamp the differences largely lie in how many gain stages you have and where the tone controls lie with respect to those gain stages. It is indeed two different channel designs.
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