Browse our collection of newly listed pickup parts, made here in the usa. Ampeg b12x schematic 25 watt 112 guitar piggyback portaflex design. A bc ga10 is a small 10 watt unit, with either a six or eight inch speaker. Bugera 333xl infinium 120w tube guitar amplifier head. While there is plenty of material written about tube amplifier design solidstate amplifiers are mostly left ignore. But, if for whatever reason that is not possible, start with the fuse, if any. If your guitar amplifier doesnt work completely, the problem may be the easiest to fix. Andrews amp lab expert guitar amp repair, fine hand.
Find the best guitar repair near you on yelp see all guitar repair open now. This revised edition is available only in electronic format without a speci. If you have a problem with some graphics showing up as large open spaces, empty or black boxes, rightclick the link in the directory for the page youre viewing. Guitar amp repair services guitar amplifier repair, newark. The legendary tone of peavey amplifiers in a small, portable package. Plug an instrument into an amplifier using the newly repaired cable.
I searched for what seemed like months trying to find a consistent in his or her work amp tech that i could feel comfortable leaving the things ive saved up so much cash for. We suggest to bring in the entire signal processing chain for testing the system as it is used on stage. A great book on tube amp repair and it is a free pdf download. W stereo power module rev u, 3010028, 10028 power module fet.
The owner needed it for a gig in two days, and was very anxious. A tube amplifier chassis contains lethal high voltage even when unpluggedsometimes over 700 volts ac and 500 volts dc. General recommendations when repairing or restoring audio. Guitar amp repair repairs to your guitar amp for all types of amplifier from combos to heads, electronic servicing is provided to valve tube amps and transistor solid state alike from popular manufacturers and brands such as fender, marshall amplification, blackstar,mesa boogie and orange to more obscure brands. If you need a new handle for your deluxe reverb or tolex for your black face amplifier, parts is parts is your best source. Amplifier maintenance and repair amphead maintains an extensive stock of the best quality amp parts to get repairs done right and turned around quickly. After the virus business my luthier partner and i will be starting sales of selected vintage amps and guitars, to include amps and guitars restored by us and sold on commission. While there is plenty of material written about tube amplifier design solidstate amplifiers are. Lets start by looking at the simple standard tube amplification circuit that you will see again and again as you study tube amp. A non technical visual guide for identifying bad parts and making repairs to your amplifier james bingham 3. San marcos guitar and amplifier repair services in san. If you have not been trained to work with high voltage then have an amp technician service your amp. At tube works a repair entails more than simply fixing an existing issue with your amp. Its time to stop waiting to get your amplifier repaired.
Two versatile channels one crystal clear and the other with our patented flexwave distortion combined with reverb gx15r and a threeband eq offer you. Fender rumble 200 v3 1x15 combo amp new version cover 19 w x 23 t x 14 d. Our repair tech called me when the obvious fixes had no effect at all. Simple fix for a blown audio power amplifier save your.
A guide to basic tube amp maintenance guitar world. As you might guess, it had failed suddenly on him about two months earlier and only got to us when the gig was two days away. He has studied electrical engineering technology at rochester institute of technology and recieved a assoiates degree in automotive tech from mcc. Rock historians might say that leo fenders most important amplifier was in fact the fender bassman, which despite being a bass amp paved the way for the creation an entirely new kind of amplifier, crafted by the other father of guitar amps, jim marshall. When it comes to amplifier repair, am guitar works does not discriminate. User manuals, crate amplifier operating guides and service manuals. Step 1 repairing the audio amplifier here is the amp in all its miniature glory. Our most rugged, lightweight powered audio mixers ever. Best 12 guitar amplifier repair in toms river, nj with. For more about my amplifier repair philosophy, please read the truth about vintage amps.
Guitar center repairs is your goto spot for expert stringed instrument repairs, upgrades and servicing. 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. It has one page 62 and it has very little useful information. First off, do not get this if you wish to repair a solid state amp. Books, tutorials, and technology for guitar amplifier circuit design. Jiggle the live cable to check if other issues are present. So this is what ive been busy with for the last year or so.
Learning tube amp repair servicing discussion in ampscabs tech corner. The truth about vintage amps skip simmons amp repair. Uncled services all major brands of guitar and bass amplifiers not limited to. Design and construction of tube guitar amplifiers by robert c. Fender diagrams, schematics and service manuals download for free. This is the fee for opening up the amp and providing a fault diagnosis. Page 1 gx1515r guitar amplifier owners manual manual del propietario mode demploi page 2 gx1515r guitar amplifier congratulations. Service is available on all makes and models of amplifiers, tube or solid state. Explore other popular local services near you from over 7 million businesses with over 142. Steves amps guitar and bass valve amplifier repair. Compare now site51418769840159830045 1418660054486.
Design characteristics of the different sections of a tube amp. Gjika amplification electric guitar amplifiers, best guitar amp. This is a new book2008 419 page book in pdf formatsolid state guitar amplifiers by teemu kyttala with loads of info on this sparsly covered subject. Preserving original components of a rare fender amplifier is becoming just as important as original wiring in a 57 stratocaster. Eric holder reed tube guitar amp repair tech knoxville. Most guitarists are fairly fanatical about the tube amp. Being at the elbow of one who is where you want to be is a useful approachand fun too. Guitar amp repair, bass and musical instrument amplifier repair service. We collect this nonrefundable deposit when you drop off your amplifier. Also servicing roland space echo, echoplex and tape echos of all kind. Bob gjika amps home of the shawn lane powers of ten 10n redux guitar amp the ultimate guitar amp for discerning guitarists the best guitar amp.
We offer high quality work and pride ourselves on giving our customers personalized and professional service. Jack darr tube amp book for free the steel guitar forum. I have taken my time and learnt amplifier repair, and i actually find this pretty fun and. We also repair many solid state and hybrid guitar and bass amps.
I know what these amps are supposed to sound like and i. Most programs offer a great deal of handson training. Guitar amp repair pro audio service accutech audio ct. Oct, 2008 one of our amps came in for warranty repair.
Ampeg a120 schematic 120 watt rms rack mount power amp. Sep 02, 20 roy blakenship, a legend in guitar amplifier repair, design and manufacturing, takes us through the steps of repairing different kinds of antique, classic and contemporary tube amplifiers. San marcos guitar and amplifier repair services whodoyou. Amplifier repair how do car amps work part 1 youtube. The science of electric guitars and guitar electronics. Based in newark and covering nottingham, lincoln and the east midlands. Repair and disassembly guides for guitar amplifiers.
Ask for john sprung, co author of the fender amp bible, fender amps, the first 50 years. 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. Customers tend to keep these cards as a record of the repair for yearsbetter than a business card. Guitar amplifier repairs amp repair pro audio service ltd. It is better to find that out now, and not on stage during that soldout concert.
Unnecessary parts replacement and poor quality repairs will ultimately decrease the value of your vintage amp. Guitar amplifier troubleshooting, repair, and service manuals. Skip simmons amp repair loma rica, ca, usa repairsinfo. At ls electronics, we repair just about anything electronic or stringed that either makes, reproduces, or records music. Andrews amp lab expert guitar amp repair, fine hand wired. Guitar amp repair repairs to your guitar amp for all types of amplifier from combos to heads, electronic servicing is provided to valve tube amps and transistor solid state alike from popular manufacturers and brands such as fender, marshall amplification, blackstar,mesa. Free bookpdf on solid state guitar amplifiers electric.
Ampeg b12n schematic 25 watt 112 guitar piggyback portaflex design. Open quick view dialog for bugera infinium 55w 1x12 tube guitar combo amp. Specializing in highquality guitar, stringed instrument, and amp repairmaintenance. Keep your amp in top notch shape with new fender amplifier parts. Specializing in highquality guitar, stringed instrument, and amp repair maintenance. So many people are asking about tone i really want to get cracking into more info on getting your sound good ill try. Industry news regarding guitars, amps, and related accessories. When doing wiring work on the tone and volume control section in the guitar, please make sure that the guitar cable is not connected to the. Andrew is the founder,current owner, and lead technician of midnight guitar repair.
Fender made it easy to control a studios worth of authentic amp and effects models with one finger via bluetooth and the exclusive fender tone app. With over 40 years experience in tube amp technology, our repairs are restorations are second to none. 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 of whats cool about the electric guitar. The guitar amplifier preventive maintenance and repair guide. Fender guitar amplifier owners manuals archive fender. In 1970, don randall founded randall amplifiers with a focus on the technology surrounding the use of solidstate circuits instead of vacuum tubes.
Discover classic tube tone, digital modeling and more. Over the past twenty years, i have been doing vintage tube amplifier repair for thousands of musicians nationwide from my shop located near sacramento, only an hours drive from san francisco and the bay area in northern california to put it simply, there are plenty of people who will sell you new tubes or a cap job and call it amp repair. An important consideration in todays vintage amp market is originality. Eric holder reed tube guitar amp repair tech knoxville, knoxville, tn. We are available monday and tuesday for telephone support. He has been repairing and restoring guitars for the past 11 years. Guitar amp repair new rates april 2019 diagnostic period. You can rightclick this graphic and select open image in new tab or save image as to make it easier to access while looking at the schematics below.
Skip simmons amp repair vintage amp repair, expert. For some reason, techs who wouldnt dream of replacing the original pots in a 57 strat have no problem gutting a 57 bandmaster. All guitar amp repairs are tested in a real world environment. Guitar amplifier repair training and education program. Skip simmons amp repair vintage tube amplifier repair for. To this day, regardless of the sticker on the front, most amplifiers are defined.
There are two kits, or amp modules, id recommend for making your first cigar box amp. Detailed descriptions of the various models offered as well as the components used. The second is a low voltage audio amplifier njm386d lm386, which can be found on ebay and similar sites. We are also able to do warranty work for over 95 different manufacturers. I have read mine over and over, gotten more troubleshooting technique from it than i picked up in the first 5 years of vintage amp service i was doing. Carvin power amplifier schematics carvin amps and audio. Schematic name and revision, pcb, filename, rev date. I will repair guitar and bass amplifiers, valve hifi equipment, and all marshall equipment. Fender, gibson, gretsch, epiphone, marshall, mesa boogie, crate, bogner, line6, raven, etc. Solid state guitar amp forum diy guitar amplifiers index. Fender guitar amps, combos, heads and cabs have delivered timeless tone for more than 60 years. Uncleds amp repair provides quality electronic servicing for your favorite guitars, amplifiers, proaudio and effects equipment. This area is due a big overhaul too but starting with the effects area first and will then hit this one.
In this video, well take a look at one vintage guitar amp example a late 60s gibson epiphone ea32rvt comet and ask the question. Our picks of 12 of the best solidstate and modelling electric guitar amplifiers for those who dont fancy a tube or valve model. Never touch the amplifier chassis with one hand while probing with the other hand because a lethal shock can run between your arms through your heart. Founded in 1965, peavey is one of the worlds largest manufacturers and suppliers of musical.
Guitar amplifier repair and design is often a selftaught skill. We offer a wide range of repairs and servicing from guitar restrings to amplifier repairs by our inhouse service department and network of local agents as the range is vast please call your local rockshop store with your requirements. Any of my customers will tell you that i tend to be blunt, but im just trying to save us all some time. You are now the proud owner of the compact but powerful crate gx1515r amplifier. Located inside every guitar center store, our staff of experienced, certified technicians will keep your guitar or other stringed instrument in peak playing condition and help you get the most out of your investment. Chapters on most of the discreet components used in tube amplifiers. We specialize in the repair and tone resurrection of vintage and modern tubetype guitar amps, bass amps, pa amps, analog mixing consoles, tape echo, and tube stereo hifi amps. Overall, the book has some great guitar maintenance and diagrams to give you some basic starting points. Detroit amp lab specializes in servicing, repairing, maintaining guitar and bass tube amplifiers of all types.
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