Overall, the ampeg gemini ii is a great guitar amp, and one that is little known at that. Used in crate tube driver series of amps, such as the td70. Capacitor kits fliptops home of parts for ampeg lovers. Each cover is made specifically for the amp listed and has properly positioned handle openings. The best modern replacement for the cts 15 speaker that was in the b15 is an eminence delta 15a. Ampeg amp schematics to assist you with your amplifier repairs and. The g15 gemini ii was the 15inch version of the popular 12inch g12 gemini i. Ampeg gemini ii model g15 30watt 1x15 guitar combo reverb. We have a huge schematics inventory, projects section and forum. The original amp came with a two button footswitch. I havent met a gemini that didnt benefit from new filters. I just picked up a pretty sweet ampeg gemini ii from craigslist and am converting it from a 2 to 3 prong power cable.
Ampeg heaven amp schematics schematic amplifier echotwin. While the 15inch speaker worked well for bass and guitar, this amp was actually originally targeted towards accordion players. Ampeg gemini ii schematic after years of searching, i am now the proud owner of a 1967 ampeg gemini ii img its very clean and all original ampeg branded sylvania i got the back off, and was the first human in 47. This is a quality heavy duty vinyl protective cover for an ampeg gemini 1 g12 guitar amplifier. Stringed instrument documentsupright electronic bass bb4bb5 promotional and retail. I wonder if people with good ones ever checked them against the schematic and visa versa now the jensen concert 15 in my gemini is a 1966, 21st week. The dirty tube, apr 14, 2015 the dirty tube, apr 14, 2015. Like its smaller sibling, the gemini ii is a two channel amp with separate bass and treble controls and the added ultra high and repeat percussion effects.
This is not surprising since ampeg founder, everett hull, was a jazz bassist that aimed his amplifiers squarely at jazz guitarists, bassists, and accordionists. Long story short, a friend is going to let me keep either his ampeg gemini i with the navy checkers as opposed to black tolex, which i believe is the earlier one or his invicta amps 57 deluxe pointtopoint boutique replica. Ampeg produced a few of these with 6l6s and these are even more powerful. Gemini iis and higher switch to fixed bias and are therefore a bit more powerful probably get up near 2225 watts. Aug 24, 20 anyone have any tips on what would be a close ampcab combination to use on the axe fx to get in the direction of an ampeg gemini ii cheers bry. Perhaps, like the gemini 2, ampeg did a really good job of making usable clean watts out of their amps. Mojotone has your handle and tolex if you are ever interested in making it look right. Prowess amplifiers offers resources for the guitar tube amplifier builder. While the amps out for repair, dan patches the torn up blue diamond tolex.
Ampeg gemini ii g15 discussion in amp central station started by artie fisk, oct 16, 20. G12 gemini g15 gemini ii gs15r gemini iv gv22 gemini 22 j series j12a jet j12b jet j12d jet m series m12 6v6 mercury m12a 7591 mercury m15 mercury. Shop now and receve free shipping on your order today. Vintage ampeg 1966 gemini ii tube guitar combo amp. A little more head room than the fenders and really nice amps. Im hoping this gemini will do the same for my friend and explode his world a little. I know that fender and marshalls have the reputation but ampeg is no step sister. Tube set for ampeg g12 gemini i, g15 gemini ii product details.
The gemini i delivered 30 watts of tube power compared to the 22 watts of the gemini i. Ampeg g15 gemini 2 amp schematic ampeg gs12 reverbrocket 2 amp schematic. Troubleshooting musical instrument amplifiers this document appeared in the 1969 policy manual for ampeg authorized service centers. Free schematic diagrams free electronics schematic diagrams downloads, electronics cad software, electronic pcb software, guitar wiring diagrams, tube amplifier schematics, electronics repair manuals, amplifier layout diagrams,pcb software for making printed circuit boards, amplifier design software cad for drawing circuit diagrams. It was my first tube amp and it inspired me greatly. With almost 10 more watts of output and a 15 inch speaker it represented a more powerful alternative to the gemini i. I already have some great amplifiers in my stable, one of which is an 1965 ampeg rocket 2. Common replacement for certain versions of the ampeg gemini and also found in. But also it always makes me cringe when i see people rolling amps down the sidewalk so im actually not a fan of them. Mar 12, 2008 i just got my replacement reverb tank for my 1970 ampeg gv22 and it sounds so nice. In terms of the electronics, the amp sounds pretty good when it is up to spec. I love my ampeg gemini gv22 telecaster guitar forum.
This 1964 ampeg gemini ii is 30 watts into a single 15. Line 6 is a music instruments manufacturing company that specializes in guitar amp and effects modeling, and makes guitars, amps, effects pedals, multi effects processors, guitar wireless, vocal wireless, music software, recording interfaces, digital mixers, and personal amplification speakers. Ampeg gemini ii g15 quirks music electronics forum. Ggjaguars guitarium and ampeteria 1966 ampeg gemini ii. Electrolytic filter capacitor kit for ampeg gemini two, g15 power supplies. It has a great low end presence, which i guess is a byproduct of the fact that ampeg mostly makes bass amps. Catch but a glimpse of an ampeg combo like this 1966 gemini ii g15 and youre thinking jazz club. There are many more schematics and documents being scanned and uploaded. A 2 year, nontransferable warranty on electronics and a 2 year, nontransferable warranty on speakers apply to all b series, all diamond blue, and all ba combo amps. Ampeg gemini ii guitar amp part 1 rebuilding the power supply. Ampeg g15 gemini ii 1x15 1965 black price guide reverb.
In 1962, ampeg introduced the plasticbodied baby bass, a compact upright electric bass created from the zorko bass, whose design ampeg had acquired from the dopera brothers, along with a unique oliverdesigned, ampeg patented pickup. There are hundreds of pages of tube amp information on my library page. We have the ampeg 1966 gemini ii tube guitar combo amp in stock in our vintage collection. I have been looking at the pictures as compared to the schematics. We have one of these at the studio where im currently working and it doesnt see as much use as it should. Weak driver and recovery preamp tubes, in ampeg type c systems this is usually the 6cg7 tube and a 12ax7. Studio sound electronics parts for ampeg and crate amplifiers. I was told to jump the 2 amp channels together and plug the guitar into the accordion input. A 1966 gemini 2 so these were ampegs answer to fenders tweed deluxe, when they were still located in new jersey. After downloading, the file may take a moment to open in the browser.
A 5year, nontransferable warranty on electronics and a 2 year, nontransferable warranty on speakers apply to all svt classic and pro series, mi amps and cabinets. I notice that there is a piece of wood i believe that runs in front of the speaker. The original ampeg bassman amp was an open back like the gemini. Mar 10, 2017 perhaps this perception of one being more alive than another was just a symptom of ampeg substituting what they had on hand when their typical specd parts ran out. Ampeg gemini series amps are well regarded by jazz guitarists for their rich, clean sound. Set of 6 rings will equip either 2 or 3 tubes, depending on the number of rings you choose for each tube.
Click the link above for tube amp info, schematics, board building information, projects, mods, transformer diagrams, photos, sound clips. Rrs usually use 7591 power tubes and are cathode biased. So right now im facing a unique and awesome opportunity that id like to get some additional insight into from all you amp wizs. The ampeg gemini ii is a really great sounding guitar amplifier. It is a great amp and wanted to share my joy of ampeg. Not sure if these tubes are original but they are from the 70s at least. In a good portion of vintage ampeg amps such as the gemini i, the power tubes are. Jun 27, 2011 68 gibson es 335 and ampeg gemini 2 amp at the blues jam bmc new orleans blues evan waller guitar. In 1962, ampeg and its 40 employees moved to a new manufacturing facility in linden, new jersey.
Complete tube set for your ampeg gemini i g12 and gemini ii g15 includes. Ampeg gemini ii schematic after years of searching, i am now the proud owner of a 1967 ampeg gemini ii img its very clean and all original ampeg branded sylvania i. Rocket series reverb rocket 2 reverb rocket 3 reverb rocket 12r reverb rocket 12rb reverb rocket 12rt rocket no reverb 12a super reverb 15r sb series sb12p portaflex sb12. Really nice complex round smooth tone with a bit of bite if pushed. For more ampeg v4 information see the ampeg v4 pages. To view this site, you must enable javascript or upgrade to a javascriptcapable browser.
Hey guys, i have an ampeg gemini that sounds amazing and punchy in the room but when i put a mic on it, the sound is dull. However, when it does it brings a smile to the face of the user. If you want to see what ampeg is up to nowadays, you might want to check out the official ampeg site. Rightclick to save the file or leftclick to open from your browser. Not sure how many watts the gemini 12 is, but it sounds like ampeg squeezed every ounce of power out of these tubes, and genuine vintage 7591 tubes can be a truly unique and magical experience. I know working with old amps can be extremely dangerous if wired incorrectly, so i was hoping someone could help me verify im doing this correctly so i dont electrocute myself. Every ampeg ive heard is a freaking loud amp, and ampeg has always had a reputation for building loud amps. The gemini ii is perfect for use in the studio, but would work well under any circumstances. I had a look at information on this amplifier and there seems to maybe have been two versions, a 22 watt and a 30 watt. Ampeg amp schematics to assist you with your amplifier repairs and modifications.
Ampeg gemini ii model g 15 30watt 1x15 guitar combo. As for the phaseinverter circuit, ampeg used a rendition of the splitphase a. I admit ive lost my mind again, but i just could not resist this beauty. If you want a real b15 double baffle cabinet, check out vintage blue.
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