Gibson ga5 les paul junior amplifier as the new owner of the les paul junior amplifier, you have joined a great gibson legacy. The inspiration for this project was from the legendary fender deluxe 5e3. As the new owner of a gibson amplifier, you have joined a great gibson legacy. Hi, i picked up a 60s gibson ga 18t a few months ago. Below is the original gibson factory schematic followed by the fender circuit diagram.
Gibson ga15rvt schematic service manual download, schematics. Service manuals, schematics, eproms for electrical technicians. This site helps you to save the earth from electronic waste. Ga series ga version 1 ga 1rt maestro revecho ga 1rvt ga 2rvt ga 3rv ga 4re ga 5 skylark. Jun 26, 2014 the original schematic to this 1956 gibson ga5 les paul junior amp shows virtually the same circuit as a tweed fender champ fc1. View and download gibson ga18t schematic diagram online. Gibson ga8t schematic service manual download, schematics. Normally folded and mailed in ordinary business envelope. Most gibson amps from made from 1955 to 1965 can really deliver a great tone comparable to many classic fender models, but usually require some important. Service item explorer schematic and parts list only. Ga 5w schematics ga 5wt schematics ga 5wtr schematics ga 6 lancer schematics ga 8 6bq5 schematics ga 8 6v6 schematics ga 8 gibsonette schematics ga 8 schematics ga 8t schematics ga 9 schematics ga 14 titan schematics ga 15 schematics ga 15rv gold tone schematics ga 15rvt schematics ga 16t schematics ga 17rvt schematics ga 18t schematics ga. About 14 watts from a pair of 6v6 power tubes, the ga 18 circuit is similar to a single channel version of the classic fender deluxe 5e3, but with tremolo. I am having a hard time finding any parts as this was built in 1971. The ga18t model took its place in 1961 thru 1963 and is nearly identical except that the ga18 has a 12 inch jensen alnico speaker while the ga18t has a 10 inch jensen alnico speaker.
In the 1940s and 1950s, gibsons continuing advances in. Ga 6 lancer ga 8 gibsonette ga 8t ga 9 ga 14 titan same as ga 6 ga 15 maestro ga 15rvt explorer ga 16t viscount ga 17rvt scout ga 18t explorer ga 19rvt falcon ga 20 ga 20t. For your consideration, garrett park guitars presents this 1959 gibson ga18 explorer amp this is an amazing sounding little amp. Vintage 1962 gibson ga18 explorer amplifier, all original except for replaced electrolytic caps, grounded power cord, and a weber 10a1250 speaker. There were several very different gibson amps that wore the skylark name over the years. Since i have had it, every once in a while randomly every few minutes it will make this crackle for 2 or 3 seconds then what sounds like a slight pop and then go back to being quiet. The tube amp library of information click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. The ga 18t model took its place in 1961 thru 1963 and is nearly identical except that the ga 18 has a 12 inch jensen alnico speaker while the ga 18t has a 10 inch jensen alnico speaker. The gibson ga83s was a short lived model introduced around 1959. Vintage 1962 gibson ga 18 explorer amplifier, all original except for replaced electrolytic caps, grounded power cord, and a weber 10a1250 speaker. Ga 6 lancer ga 8 gibsonette ga 8t ga 9 ga 14 titan same as ga 6 ga 15 maestro ga 15rvt explorer ga 16t viscount ga 17rvt scout ga 18t explorer ga 19rvt falcon ga 20 ga 20t ga 20rvt minuteman ga 25 ga. The caption says ga16t, but the schematic was identical for the ga18t. I expected the circuit to be that of a lancer, but.
The ga 20 was the first gibson amp to feature a top mounted, rear facing control panel, making it more user friendly than a rear bottom mounted chassis featured in previous models. Three of the input jacks have a 47k tied to them as a group and one jack with a 33k. Ga6 lancer ga8 gibsonette ga8t ga9 ga14 titan same as ga6 ga15 maestro ga15rvt explorer ga16t viscount ga17rvt scout ga18t explorer ga19rvt falcon ga20 ga20t ga20rvt minuteman ga25 ga. Price reduced to fund yet another vintage gear purchase. The tweed explorer and ga 16t viscount were very much like fender deluxe amps with tremolo, but with tiny output transformers. I love both of these amps dearly, the ga6 is a tweed deluxe killer. Old style snapin ac power inlet for gibson goldtonetrace. The original schematic to this 1956 gibson ga5 les paul junior amp shows virtually the same circuit as a tweed fender champ fc1.
Schematics, building info and projects for guitar tube amps. This amplifier is also noted for its nice compact luggage styling with a brown leatherette covering over a solid. Gibson amp heaven schematics maestro skylark les paul. A gibson ga 5 circuit built into a schedule 40 pvc electrical box. Add a driver pedal to the front end for a little overload and wonderful sonic breakup. If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to the message board without registration. Thanks for the info guysit seems that gibson made two versions of the ga8t discoverer amp. I havent seen the cabs, but the schematics and specs for the ga 16t and ga 18t are identical. Tmb project hoffman 18 watt stout project hoffman 18 watt stout reverb project. Gibson ga20t amp special thanks to my cousin steven for helping me fix the amp. Possibly one had a better speaker and fancier or larger cab. Three instrument inputs all voiced alike go into one channel and a higher gain microphone input is used to great effect by guitarists who want a more overdriven. Three of the input jacks have a 47k tied to them as a.
Vintage 1962 gibson ga18t explorer 15w 1x12 tube combo. Tube amp schematics, tube amp information, tube amp projects. Since it is a gibson, you could also try their customer service to ask about a footswitch. Just have to have the schematic so they know how to wire it up. Ive recorded crushing solos with a rat pedal in front of this. We will also look at the schematic and discuss how gibson circuits. I have aquired a gibson g80 chassis and a schematic. Gibson diagrams, schematics and service manuals download for free. While looking for another gibson for my arsenal i noticed that the ga18 and ga18t seem to command a premium price versus the comparable ga6 or the ga20 which are very similar amps except that the ga18s have 10inch speakers. Gibson high quality service manuals user owner instruction.
Gibson ga5 reissue model schematic 2004 chasing tone. Create layouts and schematics with this free program. They have the minimum controls necessary to produce a good range of sounds, from clean to overdriven. As i worked up a schematic there were none available it became clear this amp was extremely close to being a fender 5c3 tweed deluxe, which can be a real tone monster. Ga5w schematics ga5wt schematics ga5wtr schematics ga6 lancer schematics ga8 6bq5 schematics ga8 6v6 schematics ga8 gibsonette schematics ga8 schematics ga8t schematics ga9 schematics ga14 titan schematics ga15 schematics ga15rv gold tone schematics ga15rvt schematics ga16t schematics ga17rvt schematics ga18t schematics ga.
See more ideas about vintage guitars, fender deluxe and black and white printer. Ga series gaversion 1 ga1rt maestro revecho ga1rvt ga2rvt ga3rv ga4re ga5 skylark. While looking for another gibson for my arsenal i noticed that the ga 18 and ga 18t seem to command a premium price versus the comparable ga 6 or the ga 20 which are very similar amps except that the ga 18s have 10inch speakers. Ga18t musical instrument amplifier pdf manual download. View and download gibson ga 18t schematic diagram online.
I first got the chance to work on one of these for an austin guitar teacher and all around cool guy, andy bullington. I love both of these amps dearly, the ga 6 is a tweed deluxe killer. This whole thing started a while back when i got a handful of 5879 tubes. The gibson is much more along the lines of a tweed fender. Cream city music is one of the worlds finest gutar shops with selections including the vintage 1962 gibson ga18t explorer 15w 1x12 tube combo amp. Feb 07, 2012 gibson ga 20t amp special thanks to my cousin steven for helping me fix the amp. Ga18ts are a very different sound as compared to the blackface fenders. Id bet they could wire you one for less than 50 bucks. Nate westgor of willies american guitars in saint paul, minnesota, knows as much as anybody about vintage gear, and although the stores website says, cool used guitars is just about all we do, they also do quite a bit with cool used amps. Ga 18t s are a very different sound as compared to the blackface fenders. I examined the schematic and there was a difference in the chip in the input channel. All guitars sold receive a 35point inspection, ensuring an incredible playing experience. When the electric guitar emerged in the 1930s as an instrument with its own voice, gibson amplifiers powered that voice. I had always thought of gibson amps as pretty dark sounding and fender as the bright ones.
For your consideration, garrett park guitars presents this 1959 gibson ga 18 explorer amp this is an amazing sounding little amp. Unless you have and want a museum piece, it will need new increased power supply caps and resistors, fresh cathode bypass caps, and a new volume pot. It has had a couple of caps changed and has a grounded power cord see detailed pictures. In the 1940s and 1950s, gibsons continuing advances in amplifier design matched the companys celebrated guitar innovations. Hi, i picked up a 60s gibson ga18t a few months ago. After that, the jpeg is the best but also the biggest. Shop the top brands at the best prices all while receiving free shipping. Gibson was known for changing their amps fairly often. Introduced by gibson in 1950, the ga20 was a twochannel, 12. The schematics from the two sources you two supplied have the early version schematics and only a picture of the late ga 8t, so im still looking. I think it would make sense to figure which you gravitate toward. The schematic calls for a 7199 reverb driverrecovery tube. Gibson made the ga20 in various configurations between 1950 and 61, with this twotone rendition in buffalograin with woven saran grille appearing from 54 to 59 the only real visual alterations in that span being the loss of the 20 from the front logo and changes in the input legends in the final two years.
Ga 18t musical instrument amplifier pdf manual download. Vintage 1962 gibson ga18 explorer guitar amplifier reverb. About 14 watts from a pair of 6v6 power tubes, the ga18 circuit is similar to a single channel version of the classic fender deluxe 5e3, but with tremolo. Ga version 1 ga 1rt maestro revecho ga 1rvt ga 2rvt ga 3rv ga 4re ga 5 skylark. During its tenure of 1954 until the late 60s the ga5ga5t was probably gibsons most popular model of amplifier. Vintage 1962 gibson ga18t explorer 15w 1x12 tube combo amp. Hi, i was looking through your gibson amp schematics and noticed that the last one you have listed is actually and ampeg amp.
Gibson ga5 gibson ga5t gibson ga6 amp gibson ga6 lancer gibson ga8 gibson ga9 amp gibson ga15 amp gibson ga15 gibson ga15rvt gibson ga16t amp gibson ga17rvt amp scout gibson ga18t amp gibson ga19rvt gibson ga20rvt gibson ga20t gibson ga25 gibson ga30 2 gibson ga30 gibson ga30rv gibson ga35rvt gibson ga45maestro gibson ga. Cream city music is one of the worlds finest gutar shops with selections including the vintage 1962 gibson ga 18t explorer 15w 1x12 tube combo amp. I know you have ampeg schematics listed on a separate page and that the gv22 this is the amp you have the schematic listed on the gibson pageis not on the ampeg page. Beautiful gibson ga 18t explorer amp in excellent condition. Gibson schematic heaven, tube books, schematics galore. I was thinking of building a phono preamp on a schematic published. Beautiful gibson ga18t explorer amp in excellent condition. In the 50s gibson used circuitry and tubes that were found in hiend audio gear giving their amps great dynamic range. The original jensen p12r, transformer, pots etc have all been date checked and are 1959.