Solid state technology all but obliterated the vacuum tube market in the early 1960s. Total time to assemble the amplifier for me was probably around 68 hours. Finding information on common issues with solid state amps is difficult to find based on my experience. Vintage tube and solid state amplifier repair home. Acoustic control corporation was a manufacturer of instrument amplifiers, founded by steve marks with the help of his father and based in van nuys, california. Feb 02, 2009 i think youll find there are always two supplies in a solid state power amplifier and at least two biggun electrolytics. Bob has been doing repairs for the us and western hemisphere for over 3 years. Solid state amplifiers are being increasingly used instead of electronic vacuum tubes to feed accelerating cavities with radio frequency power in the 100 kw range.
Sae 2400 l 2300 amplifier restoration kit repair service fix recap. They can be adequate for most players, and are very cost effective, not only to purchase, but to service as well. Most solid state amps will take no more than 1 hour to repair. This means you need to ship your pride and joy to another state, across country, or to another country. Solid state electronics devices course cie bookstore online. There are a lot of books on the topic and naturally we cannot go over all of them all. First off, do not get this if you wish to repair a solid state amp. Browse the amazon editors picks for the best books of 2019, featuring our favorite reads in more than a dozen. Andrews amp lab expert guitar amp repair, fine hand.
My book about solidstate guitar amplifiers is finally ready and can be downloaded in portable document format pdf from. However, problems can befall in solid state amps easily. It has one page 62 and it has very little useful information. Guitar amp repair amplifier wiring, jack, speaker fender. In a solid state amplifier, the input signal passes through conductors on a circuit board. They make a range of amplifiers, including tube, solid state guitar and bass amps. May 21, 2017 the solidstate power amplifier the solidstate power amplifiers became widespread around the 1970s and the 1980s. The much maligned and often misunderstood solid state guitar amplifier has, over the years, become the ugly stepsister to its.
These products may contain chemicals known to the state of california to cause cancer and birth defects or other reproductive harm. Im educating myself as much as i can on amps repair in general and reading tons of books and other internet available stuff. Solid state circuit design with lab this certificate course is designed to explore principles of solid state circuit design. I know tube amp kits exist, but what about solid state amp kits. 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. 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. The reset switch is then clicked on and off to bring the amplifier back online again. Tonetron amplifiers specializes in the repair, restoration, and modification of all brands of vacuum tube and solid state guitar amps, instrument amps, stereo receivers and amplifiers, jukebox amps, keyboards, all types of audio gear, and oddball electronic equipment. Over 30 years experience repairing vacuum tube and solid state amplifiers. Most guitar and bass amplifier makers have solid state amplifiers.
Just a collection of books ive used over the years that would be worth picking up. It is a beast and will drive any speakers with clarity and power to spare. It would be fulfilling as a man to repair an amp and use it, but after doing some more research it seems like you have to know what youre doing to not get electrocuted with a solid state. Jb amp repair services valve and solid state guitar amp repairs, poole, dorset. Vintage tube and solid state amplifier repair, davison, michigan. Does anyone have any suggestions for books to read to expand my knowledge. Get the best deals on hf ham radio amplifiers when you shop the largest online selection at. Dont panic you will still have the mains under the chassis to. While the la1k will work with a wide variety of tuners and transceivers, palstar customdesign the la1k to work as the perfect match for our very popular hfauto autotuner. Come across loud and proud with highpower hf amplifiers, solidstate amplifiers, and mobile amplifiers from dx engineeringpower shop now.
The fender amp book john morrish gpi books, miller freeman inc. While there is plenty of material written about tube amplifier design solid state amplifiers are mostly left ignore. Construct a 15w tube power amp or a true classa solid state amp. As soon as you notice a problem, attempt to make an assessment of the cause. If youve been reading our ongoing audia flight liquidation ads, then you know how enthusiastic we are about these amplifiers. Solid state guitar amps use transistor technology rather than tube. I know you read a book that said otherwise, but the book is wrong. Putting one on your mint tweed champ is just plain wrong. Solid state amplifiers are considered to be more reliable than their tube counterparts, but problems can occur in solid state amps. Transistor amplifiers or solid state amplifiers are the most common type of amplifier in use today.
The faceplate of this sae 2400 solid state power amplifier has been removed for cleaning. There are many other modifications not covered in my book that i can do. Solid state combo guitar amplifiers musicians friend. Guitar amplifiers operate on high voltages, the exposure to which can. Vintage palomar skipper 300 linear amplifier amssb see below. Sep 29, 2018 bg195 these books cover solid state, tube, design, theory, repair, practical applications. The main capacitor is usually the biggest in size close to the power supply, there might be two of them. I did end up buying one for way less and its being shipped now. Sae 2500 2600 amplifier restoration kit repair service fix recap capacitor. Classa 2sk2221 mosfet amp 4 july 2007 superseded by classa 2sk1058 mosfet amplifier. Is there a proper way to ground out a solid state before servicing. Come across loud and proud with highpower hf amplifiers, solid state amplifiers, and mobile amplifiers from dx engineeringpower shop now.
Expert linears america, llc ela is an authorized distributor and repair facility of spe linear amps. Solid state operational amplifier books highpower audio amplifier construction manual randy slone isbn 97800741196 the highpower audio amplifier construction manual goes through the basics of audio power amplifiers and walks the reader through a variety of designs, ranging from old to new, and simple to complex. Bg195 these books cover solid state, tube, design, theory, repair, practical applications. This kit is certainly not for beginners, but is a very solid design and the instructions are superb. This sae 2400 amplifier is in need of some service. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. You can speed this along by shorting, but like the above, you may end up with a screwdriver welded to the terminals. Only issue i ran into was that a piece of 30 awg wire was missing. Posts tagged solid state amp repair book more technology. We also repair many solid state and hybrid guitar and bass amps. Solid state guitar amp forum diy guitar amplifiers.
Remove three screws and all eight meter lamps are assessable. The sort of repair i usually reject solid state acoustic amp, full. Whats the difference between tube and solidstate guitar. Below is a short list of some of the books we have and can recommend as good resource on the subject. Artisan luthiers can repair and service solid state and tube amps for jack repair, speaker replacement, wiring repair for fender, marshall, ampeg, vox, crate. Elecraft produces a wide range of solid state 160 m 6 m linear amplifiers from 100 watts, 500 watts, and 1500 watts. With over 50 years in rf servicing, his background is extensive and includes experience with solid state repair since the 70s. I like to buildrestore repair tube amplifiers as a way of excaping the pressure of daily existence. How to repair fix troubleshooting solid state marshall mg. Publishing isbn 087930345x the tube amp book aspen pitman distributed by groove tubes shop guitar amplifiers shop bass amplifiers. Vox mv50 rock 50watt 1ch mini solid state tube electric guitar amplifier head. Tinnell delmar publishers, 1972 this material is intended to provide meaningful experience in electronic amplifier analysis for students of modern technology. The la1k is a rf sensing dual hf ldmos watt amplifier.
Solid state amps such as those in peaveys vypyr series, use transistor technology. I do repairs, on vintage amplifiers, stereos, band equipment, guitar. Whether youre a headbanger who wants to bury their audience under distortion or a british invasion enthusiast who loves the jangly sounds of the 60s, the solid state combo guitar amp for you is waiting here. This is mainly due to the fact that they use transistor technology, instead of the tube technology, which other amplifiers use. How to repair solid state guitar amps our pastimes. Bob hardie w5uq is spe factory trained on all expert linear amplifier models. The truth about vintage amps skip simmons amp repair.
Diy audio books and manuals speakers, vacuum tubes. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle. We get a lot of people asking us for diy audio and loudspeaker book recommendations to get them started in the hobby. Get the best deals on vox solid state guitar amplifiers when you shop the largest. Free bookpdf on solid state guitar amplifiers electric. Give your radio operation a power boost with our selection of amplifiers, including highpower hf amplifiers, solid state amplifiers, and mobile amplifiers.
Solid state guitar amp forum diy guitar amplifiers index. On paper and in theory these two approaches should yield identical result, but in actuality the difference is usually quite noticeable. Rectifiers and amplifiers transistor and fet amplifiers a and b. Also a solid state amplifier had to be twice as powerful as a valve amplifier to sound as loud why. Jf antique radio repair tube equipment repair radios. That was a perfect design given my homebrew radio produces about 5 watts barefoot. Like its vacuum tube cousin, the solid state power amplifier mimicked the evolution of related technologies. Jb amp repair services valve and solid state guitar amp. Why isnt my fender amp listed in the field guide if youre fender amp isnt listed in the guide it is most likely because it is a solid state amp.
This is a new book 2008 419 page book in pdf formatsolid state guitar amplifiers by teemu kyttala with loads of info on this sparsly covered subject. Just a collection of books ive used over the years. Many people dont have local options for getting their vintage audio gear repaired, or modified. Mar 29, 2020 these solid state electronics do not burn out and require continual replacement as do the vacuum tube amplifiers, and are thus solid in their state. With over 50 years in rf servicing, his background is extensive and includes experience with solid state repair since the. Teemuks book about solidstate guitar amplifiers read 12967 times. For sale a classe ca301 2 channels solid state power amplifier. Tonetron amps offers repair, modification, and restoration of guitar amps and other. Early guitar amps used vacuum tubes to amplify the sound, but when the transistor was invented, amplifier manufacturers found a more reliable and cheaper technology.
Unusual as this sae 2400 amplifier has a fan to keep the outputs cool. Numerous and frequentlyupdated resource results are available from this search. The topics included provide exposure to basic principles of solid state devices, amplifier circuits and applications. I wanted to try something different and modern so i setout to build a solid state linear based on the popular eb104 motorola engineering bulletin by helge granberg. Is there a proper way to ground out a solid state before. Solid state amplifiers are typically cheaper to repair than tube amplifiers.
I love the cold, unfeeling judgement of a solid state, but i cant find a kit allowing you to build one. Solid state talk all about solid state amplification. Palstar la1k solid state dual hf ldmos w amplifier. We offer everything from repairs, retubing and general maintenance to complete rebuilds and modifications. A well organized and easytounderstand approach to guitar amplifier repair covering basic electronics. Plus, weve got a full line of amplifier accessories, including keying interfaces and cables, amplifier remote controls, switching power supplies, and more. Tonetron ampsrepair, restoration, and modification guitar amps. Investing in a quality solid state combo guitar amplifier will help you enhance and perfect your tone as well as rock gigs large and small on the road with your band. This solid state amp came to dlab with screwed up front panel jacks. I do not repair radios andor amplifiers with printed circuit boards. Als500m solid state amplifier w als500rc remote control features. He is the author or editor of over a dozen books on technology, diy, and geek culture. Repair and disassembly guides for guitar amplifiers. Youve probably noticed that this catalog is packed with a seemingly endless range of solid state combo amp choices.
Power is obtained from the combination of hundreds of transistor amplifier modules. Our picks of 12 of the best solid state and modelling electric guitar amplifiers for those who dont fancy a tube or valve model. Tel us today on 07795671928 we repair all makes of. So why are tubes still popular with audiophiles and. They were the second type of amplifiers that emerge right after vacuum tube amplifiers. Solid state circuit design course with lab cie bookstore online.
The sort of repair i usually reject solid state acoustic amp, full of ics. Diy audio books and manuals speakers, vacuum tubes, electronics. The small voltage drop is amplified by an op amp and then a second op amp is configured as a comparator. It uses 4 mrf150 fets in pushpull parallel to acheive 600 watts from about 6 watts drive. Apr 17, 2020 rm italy bla600 solid state amplifiers are wideband, compact, automatic linear amplifiers for 160 through 6 meters. The truth about vintage amps skip simmons amp repair loma rica, ca, usa. In a perfect world, i would love to build a small solid state head, 50 to 100 watts. Sae 2400 repair and restoration vintage stereo audio. Solid state amps and repair issues jazz guitar online.
An amplifier works by receiving a sound wave signal and transmitting the signal at a higher amplitude. We maintain an extensive list of amplfiers and their required components browse to your amp manufacturer below and select your amplifier to see a listing of the components which you can replace in your amp we will show you all of the components which are interchangeable so that you can select the one that. Aviator audio is a worldclass service center providing expert repair, restoration, modsdemods, custom shop engineering, and consulting on vintagemodern tube and solid state amplifiers, effect pedalssystems, and proaudio gear. All of our high performance solid state 160 m 6 m linear amplifiers are optimized to operate both with elecraft transceivers and with almost any hf transceiver available today. Aug 14, 2007 home built solid state 300w power amp. I have a basic electronics understanding, as far as parts id and knowing what they do. The following diy solid state hifi audio projects have been superseded by a more up to date project page.
The simple answer is that a guitar tube amp uses one or more vacuum tubes to amplify the signal, while a solid state guitar amp uses solid state electronics diodes, transistors, etc. This deluxe revised edition contains 40% new material, with a comprehensive az section covering all the great tube amp manufacturers, with histories, photos and information. Recommended books for audio and stereo repair and design. Please click on links tab above for auto and solid state equipment repairman list. I really didnt want to fix it, but the amp landed in the shop and needed love.
If that doesnt do it, or if your amp has a solidstate rectifier, persistent. What sounds better, tube or solidstate electronics. Solid state amplifiers have superior technical specifications compared to valve amplifiers. Course includes instructor support and online exams. The current sense circuit uses a very small resistor, 0. Already known as the bible of tubes and tube amps, the tube amp book is now even better.
The active device can be a vacuum tube, discrete solid state component, such as a single transistor, or part of an integrated circuit, as in an opamp. Overall, the book has some great guitar maintenance and diagrams to give you some basic starting points. But when solid state amplifiers were first introduced it was noticed that they sounded flat and lifeless in comparison to well made valve amplifiers. The tremolo depth and reverb knobs do not have a startstop point defective. A well organized and easytounderstand approach to guitar amplifier repair. One of the longest standing arguments in music, even more heated than the beatles vs. Solid state guitar amplifiers are considered the most reliable machines that increase and control the sound of the guitar. From affordable 600watt pep output to allout 1,500watt continuous power, our selection of linear amplifiers will deliver the stable, efficient power punch you need to operate with. Transistor technology is more reliable and durable than tube technology. Solid state guitar amps use transistor technology rather than tube technology to amplify the signal of the guitar. Students learn with textbooks and a personal training lab to perform experiments. Vacuum tube guitar amplifiers get the majority of attention from kit builders and tone purists, and with good reason. Agricultural equipment repair auto body repair dvds automotive brake repair.
Amp service and modifications we specialize in the repair and tone resurrection of vintage and modern tubetype guitar amps, bass amps, pa amps, analog mixing consoles, echoplex, space echo, and tube hifi amps. Generally, parts such as jacks and controls break and need to be replaced. Rm italy bla600 solid state amplifiers bla600 free shipping. With the smaller solid state amp builders and the fine products they produce maintenance is contingent on them being available to repair an amp when a problem has occurred. Solid state amp outside of the us is even more an issue. Before replacing any tubes, read your manufacturers owners manual and any guide to. A solid state amplifier is one of the types of amplifiers that augment and intensify the sounds produced by musical instruments, radar equipment, and other communications equipment. While an amplifier can refer to any kind of signal amplifier, a solid state type of amplifier usually refers to the audio amplifier used for musical instruments like electric guitars. We repair most any vintage musical instrument amplifier, including fender, marshall, ampeg, carr, mesa boogie, peavey, music man and much more. Cie bookstores affordable solid state electronics devices course will provide stepbystep electronics training you can do at home. Guitar amplifier troubleshooting, repair, and service manuals.
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