At tube works a repair entails more than simply fixing an existing issue with your amp. Even with my background in engineering, calculus, physics, differential equations, system dynamics, circuits, ect i was unable to comprehend stuff directly from a book. If you own a tube amp and know little or nothing about tube amps or amp electronics in general, then chapters fifteen and sixteen. Get this book for the extensive collection of schematics and cool amp pictures, ignore the sales pitches and especially the tech info, as much of it is incorrect. I have a basic electronics understanding, as far as parts id and knowing what they do. There just happens to be one close by where i live. Solid state amp tune up solid state amplifiers are more stable than tube amps, but can still require maintenance. If the controls are scratchy sounding or the sound cuts out, it may just need a tune up. More than you ever thought you wanted to know about the blackface and silverface fender deluxe reverb amp. During routine maintenance we address these issues by cleaning all the input and output jacks and control pots, and resolderingreflowing solder joints as needed. The first computers were vacuum tube based and took up rooms while vacuum tubes are considered outdated by most of the world they are still used in several key areas. The association for asset management professionals amp is dedicated to making the world work for everyone, with no one left behind. In electronics, a vacuum tube, electron tube in north america, tube, or thermionic valve or valve in british english is a device controlling electric current through a vacuum in a sealed container. As with the rest of fenders amp lineup, the champ and vibro champ were outfitted with the silverface look in 1968, and that existed until 1982, a year thtat birthed the champ ii with 18 watts of power, a 10inch speaker and newly designed circuitry.
The valve amplifiers book is widely recognized as the most complete guide to valve amplifier design, modification, analysis, construction and maintenance written for over 30 years. I dont have much experience troubleshooting amps, as ive had very good luck with all of mine, until just recently. Compares in performance to any modern highend audiophile amplifier. This flow chart is the work of aspen pittman, the author of the tube amp book and reproduced from the complete guide to guitar and amp maintenance by ritchie fliegler. I do recommend this book to all who repair tube amps. 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. When a tube amp has a problem, the output transformers saves the speaker from shorted output tubes. So, i got a job working on amps at a local tube amp repair shop.
Books, tutorials, and technology for guitar amplifier circuit design. The internet is filled with lots of information on amp repair, but it is sometimes difficult to discern those who. Most guitarists are fairly fanatical about the tube amp. Department of transportation federal aviation administration 800 independence avenue, sw washington, dc 20591 866 tellfaa 866 8355322. The design, modification and repair manual for vacuum tube guitar amplifiers kindle edition by torres, dan, torres, dan, strong, robert w download it once and read it on your kindle device, pc, phones or tablets. A bibliography of must have tube electronics books. Either that or tube amps are designed to be fixed and solid stat one are designed to be tossed. Jul 22, 2009 amp diy gear ask amp man diy amps howtos repair august 2009 tube combo fender. I want to get a jet city jca2112rc tube amp combo for christmas, but was wondering how much all of the maintenance over a year would cost me e. Its a good practical guide to the design of amplifiers, with many example schematics using the gec and mullard valves of the time.
Discussion in amps and cabs bg started by bigej2, apr 29, 2015. The truth about vintage amps skip simmons amp repair. If everything you know about tube amps came from the internet, you might want to prepare for a shock. If the amp sounds ok, play it tube amps are rugged gear. Maybe hit noisy pots with electronics cleaner and replace if needed. Valve technology was predominately found in televisions and radios from the mid to the late 20 th century, before transistor technology advanced and. How to service your own tube amp does exactly what is says it will do.
The association of asset management professionals or as we like to call it amp formerly the association for maintenance professionals has a mission to create a new era for the practice of maintenance, reliability in the context of asset management for organizations to enhance the delivery for the triple bottom line of economic prosperity, environmental sustainability and. I find it difficult to learn from a book or dvd without handson experience and being able to ask questions and be warned of pitfalls by an experienced amp master. The sound of a valve amp cranked nice and loud is synonymous with rock and guitar heritage. Another amp blew fuses when inside the cabinet, but not outside the cabinet. What kind of maintenance do tube amps need, how often, how do. When a transistor amplifier has a shorted transistor or other problem, your speaker will blow unless their cables are fused. Learn more about what makes an aea signature 500c, and order yours today.
In this video, well do a complete general service and overview of a pristine example of. The simplest vacuum tube, the diode, contains only two elements. I have read how to service your own tube amp by tom mitchell it was helpfull but i dont feel that i have learned enough to venture out on my own. I own a fender blues junior, which is a great little amplifier. Many thanks to the writer aspen pittman can take a bow on a well written manual book. Following is a list of must have books for the serious tube amplifier designer.
The mission is to provide a path to a safe, sustainable, successful workplace and world through reliability and asset management. How to service your own tube amp, a complete guide antique. Here are a few general tips for care and feeding of tube amps. In the case of the vacuum tube amp, we provide the invaluable service of cleaning and retensioning tube sockets and tube retainer clips, along with tube testing, retubing, and bias. Also includes pictures and industrial receiving tubes.
Secrets of the fender deluxe reverb the best fender amp. Also, are tube amps particularly safe for a 14 year old. Tube maintenance for audio research sp16 pre amp i have had occasional issues with background noise with the arc sp16. The truth about vintage amps skip simmons amp repair loma rica, ca, usa. This uk book is one of a series on the technique of sound reproduction. Getting the pair moved into my listening room required. The only maintenance i consider necessary is to replace the electrolytic capacitors after 30 years or so. How to service your own tube amp, a complete guide. The connections to the output tube sockets had been made with the wires holding themselves in place in anticipation of soldering. If you can see any loose parts or parts that have become completely detached, this may be the cause of the problem.
Save tube amp repair book to get email alerts and updates on your ebay feed. The book is jampacked with theory, circuit analysis and diy basics. A tube amp needs to have its tubes replaced every couple of years. Classic american vintage styling with modern performance.
They functioned for years that way, until finally vibrations caused them to lose connection. If your amp has a separate power and standby switch you should turn on the power at least two minutes before switching on the standby. The design, modification and repair manual for vacuum tube guitar. Over the years, the champ has gone through several other iterations, from tube to solid. Jul 30, 2018 more than you ever thought you wanted to know about the blackface and silverface fender deluxe reverb amp. I retired at age 40 to play the stock market full time. Bass speakers that are 10 or 15 inches in diameter are best.
We specialize in the restoration and modification of the legendary fisher 500c. Diy audio books and manuals speakers, vacuum tubes. Great book for a reasonably short introduction to tube amp design for the nonengineer. It is better written, better illustrated, better editted, and more practical. The internet is filled with lots of information on amp repair, but it is sometimes difficult to discern those who know from those who think they know. Cindy moorhead written by don stick on behalf of bands for hire. Amplifier maintenance and repair amphead maintains an extensive stock of the best quality amp parts to get repairs done right and turned around quickly. Some of them are long out of print, and can only be obtained from used book sellers, although they are occasionally seen for sale on the internet.
Tips for buying amplifiers and speakers for your bass. Tube amps are transformer coupled, and by definition and my measurements have zero dc offset. A guide to basic tube amp maintenance guitar world. Reattach the part and then try the amplifier again. This article contains a list of most archived copies of fender guitar amplifier owners manuals available.
If you talk to any guitarist you will undoubtably hear the world valve or tube thrown around. My ears never rang after listening to that, no matter how loud. Amplifiers have a variety of speaker sizes, whether separate or part of a combo amp. A few months back, after bringing in the bel canto amps curently in my system, i noticed a faint but noticeable and irritating high frequency whine or tone when the system is on and no music playing. I grew up listening to music played through my parents fisher 500c stereo receiver, a tube amp from the early 1960s that did wondrous things to albums like let it bleed by the rolling stones when played at very high volumes. Manuals are listed alphabetically by model and have been taken from our archives and conv. The chicago school of guitar making specimen products. Turn off the power and unplug the amplifier from the power supply.
Amp diy gear ask amp man diy amps howtos repair august 2009 tube combo fender. Vintage amp expert skip simmons dispels the myths, misinformation, rumors, and guesses out there about using and restoring vintage tube amplifiers. A well organized and easytounderstand approach to guitar amplifier repair covering basic electronics, reading schematics, understanding tubes and transformers, tube biasing and use of test equipment. Amp is a florida based 501 c3 notforprofit organization that delivers. Tubes were the first widespread method of controlling electrical signals without moving parts.
A history of the fender champ amplifier fender guitars. 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, sometimes all your amp needs is some professional maintenance. A much better book with a more complete set of troubleshooting charts is how to service your own tube amp. The chicago school of guitar making is the only school in chicago teaching guitar design, making and repair from a professional luthier in his workshop. Since opening in 2005, thousands of students have enrolled in csgm classes. Does anyone have any suggestions for books to read to expand my knowledge. If you have a tube amp, this might be a better book for you. Our general maintenance package is recommended once every year or as is necessary to maintain the reliability of your amplifier, mixer, or other device. Amp provides professional evaluation, repair, and maintenance for instrument amplifiers, studio equipment, sound reinforcement, and more. I know you read a book that said otherwise, but the book is wrong. Final price will depend on amount of time and materials required. This is also the only school in chicago teaching tube amplifier electronics, tube amp building and amp repair. This page is designed to lead you through debugging a problem with a tubetype guitar amp.
It will walk you through all stages of design so that you can create your own wonders. Just click on the appropriate links, making the appropriate tests as needed. This deluxe revised edition contains 40% new material, with a comprehensive az section covering all the great tube amp manufacturers, with. Tube maintenance for audio research sp16 preamp i have had occasional issues with background noise with the arc sp16. Its usually less expensive for comparable power and quality, and it requires less maintenance. I read many popular books about tube amplifier repair. Exposure to dust, dirt, vibration, and handling plays havoc on the circuitry of an amp and can cause a variety of issues to arise. How much would a tube amp cost me a year maintenancewise. What kind of maintenance do tube amps need, how often, how. I felt i was really getting to know how tube amplifiers worked and at a molecular level even. Im extremely interested in learning to service tube amps, and one day design and build them. Z, fender, gibson, hiwatt, marshall, matchless, mesaboogie, orange, vox, watkins and many others. I dont know much about harmonics, but i can vouch for the sound quality of tube amplifiers. I think the worst thing for a tube amp is lifting it up and.
Also provides 10 troubleshooting flowcharts, voltage charts for. Nor, at 280lb in its flight case, is it likely to go walkin. There is something about the glow of hot glass and the imposing sight of weighty iron through the grille that seems to sum up so much. Both books are available online and both of these book are highly recommended for the guitarist.
Tube maintenance for audio research sp16 preamp audiogon. How to repair solid state guitar amps our pastimes. Remove the rear panel from the amplifier using a screwdriver. If your amp has a separate power and standby switch you should turn on the power at least two minutes before switching on the. Design and construction of tube guitar amplifiers by robert c. This page fits older fender and marshall amplifiers best, especially in the sections relating to amplifier specific things like. Diy audio books and manuals speakers, vacuum tubes, electronics. Audio maintenance professionals, richardson, texas.
1158 563 1389 527 90 578 1449 1293 728 1592 711 1246 495 1315 1308 1403 1629 99 781 1509 1450 355 1182 1255 1451 1166 1587 1627 114 1052 755 429 682 1011 1071 546 1091 693 1016 742 1040 228 1495 467 1112 249