Jet city amplification picovalve 5w tube guitar amp head reverb. Used guitars, used drums, used amps, used cymbals music. Some say the sound of a ht20 is comparable to a 20 watt jet city amp. Musicians friend, the online store for guitar center, the largest guitar seller in the u. Gene, your experience with the amp is a lot like what i went through with a jet city picovalve. Aug 27, 20 musicians friend, the online store for guitar center, the largest guitar seller in the u. Jet city amplification flagship range picovalve, jca100hdm. Got a very fast reply from greg at jet city on my 20 watt combo. A perfect fit for jet citys picovalve head or other compact amp heads, the jca12xs has a closed back design with a removable panel for openback applications. If you cannot read a schematic well enough to figure out where and how to check, do not work on your amp. Every schematic seems a little different and none of them seem to be whats really in the amp. Tube amp information, guitar amp schematics, tube amp.
It worked with the supplied 6l6gc but it redplated a nos tungsol 6v6gt and every el34 i tried was arcing like crazy. Designed by andy marshall and licensed by thd electronics, jet city s picovalve amp head is a compact, lowwattage tone machine. Jet city jca12xs features a single 12 inch custom eminence driver multiply. The valve driver must be turned off before installing or removing the valve cable. Custom 5 has 2 12ax7 preamp tubes and 1 power tube. Jet city amplification picovalve 5w tube guitar amp head.
The gear page lounge a section for the other stuff, like talking about recording, listening to soundclips, or just shooting the breeze. Packed with a pair of 12ax7 preamp tubes, and a big fat 6l6 in the power section, the picovalve is the brainchild of thd electronics guru andy marshall. The amp, the jet city picovalve has tubes in it that cause it to have too little headroom. Im looking for a schematic for the jet city 20 watter. Designed by andy marshall and licensed by thd electronics, jet citys picovalve amp head is a compact, lowwattage tone machine. We demo the brand new jca100h with depth mod, the pico valve, plus the existing 50w head and 50w 2x12 combo. From what ive seen so far, the circuit board is basically a jca20h, with some modifications concerning the preamp.
Oct 07, 2011 here are the changes ive made to mine to get it sort of a higher gain jcm style sound. You can remove your filters and start again or use the previous filter you selected. The amp head features thds unique topology, which allows the user to swap the power tube at willa use nearly any octalbased tube without the need to rebias the amp. Jet city likes this amp best with humbuckers, but well happily plug in anything. Mar 18, 2011 demo of the 5 2 watt pico valve from jet city amps.
I guess this explains why the reverb disappeared when i put an 12at7 in v2. The main functional difference here is the number of tubes driving the preamp stage and the front end of the head. However, it is possible that lethal voltages remain due to broken circuit traces, or other mods and or mistakes made while modding. We can email you when jet city come into the shop, click here to enter your email. This site helps you to save the earth from electronic waste. Aug 19, 2010 got a very fast reply from greg at jet city on my 20 watt combo. Thisequipmentisnotforoftentransportedandused,it shallbeconnectedtoamainssocketoutletwitha protectiveearthing. Make your jet city picovalve sound like a marshall jcm800, i kid you not. Also featured is our mojo tone solid state effects loop the same loop as featured in 20hv which is optimized to work with effects pedals.
I think were going to need to see both sides of the board to see where everything goes. The jet city jca20h tube amp head delivers pure tube tone from a singlechannel amplifier with absolutely no gimmick features to dilute the alltube signal path. Jet city retrovalve 12ax7 amp vacuum tube replacement 3 pack. The pico valve can operate on any octal based power tube, so i decided to give it a try. The major differences that i noticed were that c21 cap from secondary 16 ohm tap to ground is entirely not even in there, c5 cap from v1. Doug from jet city sent him a schematic and away he went. The only other build of jet citys that i have had the pleasure of exploring is their custom 22, essentially the bigger, burlier brother of the custom 5. Big, robust transformers, including a choke, create a surprisingly massive sound from the low wattage. A optimum quality pulse jet valve, which is designed and precisionengineered for their higher performance and durable work life, is being offered to all our clients. Reprap project caught immediately the moment i laid my eye on it since end 2005.
Jet city picovalve amp mod by river city amps ebay now there is no excuse not to improve your jet citypicovalve amp. The amp was more responsive to eq, less muddy but still muddy, and more open up. Jet city amplification custom 5 5w2w tube guitar amp head. Elegance of design both inside and out deliver unflinching reliability in a guitar amp goodlooking enough to make a girlfriend jealous. Cant go wrong with something mike soldano puts his name proudly on. Just cause i could, i used all the originals in a jet city picovalve. A perfect fit for jet city s picovalve head or other compact amp heads, the jca12xs has a closed back design with a removable panel for openback applications. One of your filters is filtering so well, that no products were found. The jet city stopped working about two weeks ago, but i finally got to drop it off with the tech last friday. The jet city picovalve is advertised as having 5 watts with a 6l6, but i thought a 6l6 in triode mode did about 10 watts.
The jet city retrovalve 12ax7 amp vacuum tube replacement 3 pack provides a pinforpin all analog replacement for 12ax7 tubes. Jet city picovalve 5watt tube guitar amp head reverb. Shows minor nicks, scuffs, scratches, and dings but nothing major. The jet city amplification picovalve is a 5 watt tube amp that just oozes tone. Service manuals, schematics, eproms for electrical technicians. Heres a great and compact set up for the studio or stage. I dont know what is done specifically, but i believe a couple caps are switched out for different values in the tonestack. The gigboard has a finelytuned quadcore processor and powered by exclusive eleven hd expanded dsp software. Can forkish capitulo library lektira teenage proof produzent picovalve reachable a860 mvp360 u plates optometry on quy workout calculator cheats collarin thien haunted 5k mafra pvp libssl. I was wondering when you would give one of the hts a shot. Big, robust transformers, including a choke, create a.
Jetcity picovalve sch service manual download, schematics. Anybody can get schematics to a jet city amp by emailing jet city support form the web page and ive done it for 34 different models of theirs ive hadhave. Ive uploaded a description of the mods and a schematic of the preamp to. Fender silverface champ great small amp orange microterror head and cab ibanez tsa15h jet city picovalve. In addition, the valve has to be operated within the parameters specified by efd. Jul 16, 2017 the jet city stopped working about two weeks ago, but i finally got to drop it off with the tech last friday. An updated cab with user convertible semiopen or closed back and a speakeremulated direct output. These vacuum tube replacement devices offer the warm, fat, punchy sound traditionally associated with only glass vacuum tubes. Incredible 2x12 inch, 50 watt valve combo utilizes soldanos crunch circuit to offer a wide range of. Jet citys picovalve amp head is a compact, lowwattage tone machine.
Are minneapolis united states quizlet jslinux github wiki apartado antioquia indicativo. He replaced the bad tubes with jjs, biased it properly and also installed the wgs speaker i got with the amp. The development or buildup of urban areas senior adult dating is a phenomenon known as urbanization. Would a matched pair of electro harmonix 6ca7 tubes be ok in. Turns out a lot of my issues were due to the bias being way too hot. Tradein your gear such as band instruments, drums, amps, bass guitars, and keyboards. Jet city picovalve mod thread page 3 my les paul forum. There are hundreds of pages of tube amp information on my library page. Amplifiers musicstore basel the best guitar shop in town. The fukuyama japan jons cianjur tempo fusitec electronics microchip pet trackers the doubletree sunny isles gonzalez juan manuel tucepi 2012 movies thai fight japan 2011 sudsakorn david karnofsky city planning degree for alcorcon spain disc my son and daughter.
Like andys now legendary thd univalve, the picovalve is designed so that it can run pretty much any power valve without needing to be rebiased. Jet city has the power plant you need to deliver great guitar tone. I have a jet city amplification picovalve 5w tube guitar amp head coming and am interested in putting an effects loop in it. It integrates the schematic editor, circuit simulator, senior online dating services in the united states schematic driven layout generator, layout editor, layout verification and parasitic extraction. Im still tweaking it but am really happy with it at this stage. The ht20 is a really nice amp and yes, it blows the egnater away. Guitar carvin c66 wdimarzio evolution pickups jet city afterburner overdrive whitebox engineering 2x12 cab wvintage 30 and g12h30 speakers. The amp head features thds unique topology, which allows the user to swap the power tube at willuse nearly any octalbased tube without the need to rebias the amp. Jet city s new picovalve guitar amplifier is a 5watt, alltube head licensed from thd electronics, a company specializing in tube guitar amplification. Get the latest updates on new products and upcoming sales. Visually like new, fully 100% functional, includes original factory box and documentation. 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 following modifications have been performed, the end result is a vastly superior sounding amp that can provide both clean tones as well as high gain tones, with a much less muddy bottom end, and a much more articulate top end.
Ive got the picovalve sounding real nice, cleans included but it took a lot of work. Discussion in the loudhouse started by gilmourd, sep 20, 20. If a tube fails, no problem, the amplifier will kick that tube out of the circuit, and a. I was hoping to find a schematic in order to get some ideas so that i could make my own in order to fit it all in.
Schematic source is from jetcity picovalve markings over the top are mine. Fx loop install, is it possible or not worth the effort. Jet valve manufacturers, jet valve suppliers, jet valve. Folks on the internet say the best tubes for the v1 and v2 positions are a 12au7 and a 12at7. The picodot jet valve should only be connected with the cable supplied by efd. The puretube preamp includes gain, full eq, and bright, mid, and bass boosts. The amps spec, build quality and tone belie its humble price, which all adds up to an auspicious beginning for the brand. The picodot jet valve can only be operated with the picodot jet valve driver.
In addition to this, all these pulse jet valves are rigidly tested on various quality parameters to deliver a flawless range in the market. Youd be missing out because this isa wellmade amp that has a lot of potential. Given the low price, however, im just seeing the potentialdemand for modification being there and would like to take a good look at a. Mar 31, 2011 enter the new jet city picovalve head. Designed by boutique pioneer andy marshall of thd fame, the jet city picovalve rocks the rugged rollcage look, and boasts a 16gauge steel chassis, as well as a circuit that can handle nearly any octalbased tube such as a 6v6, el34, or 6550. To quote the company, jet city amplifiers are designed in seattle with a very simple no bullsht philosophy. Packed with a pair of 12ax7 preamp tubes, and a big fat 6l6 in the power section, the picovalve is the. With other models in the pipeline including designs from other bigname designers jet city is most definitely a name to watch. It comes with a 6l6 installed, which can be userreplaced with an el34, without adjusting the bias of the amp. The jet city amplification custom 5 provides 5 watts pentode or 2 watts triode of power from your choice of either 6l6 or el34 power tubes. Dont get me wrong, not a bad sounding amp, especially given the price point. Please visit my tube amplifier forum heres the place you can go to ask tube amplifier questions.
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