2A3 Tube amp: "a tribute to simplicity"
Just finished the 2A3 tube amp project. I need few days for fine-tuning. I will provide more information soon. So stay tuned. In the meanwhile...
2A3 Tube amp: "a tribute to simplicity"Just finished the 2A3 tube amp project. I need few days for fine-tuning. I will provide more information soon. So stay tuned. In the meanwhile... |
SET direct heated triode tube power ampDirect heated triode power output tubes are really interesting. Since September 2008 I've been working in a new project regarding... |
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Giannis Spathopoulos made this one-off treasure audio power amp. This prototype model featuring four JJ EL34 power output pentodes per channel in an ultra linear push pull configuration. With an... |
A Decware EL84 Zen Amp cloneMaking a low power single ended amplifier has always been in my designing plans. Obviously such a construction requires the appropriate speakers, particularly... |
The 6L6 simple SEEven though 6L6 tube is used primary in guitar vacuum tube amplifiers, many manufacturers use this tube in audiophile designs. I decided to build this... |
Push Pull 6550 DIY audio tube ampsThe idea of building a DIY audio vacuum tube amplifier based on high-quality materials begins in the early 90's.... |
The tube power supply projectThis project was an attempt to build a tube amplifier power supply for my 6550 push pull dual mono amps. I already had a... |
807 parallel SE amplifierIn the summer of 2002 I decided to build a pair of mono block parallel single ended DIY tube amps, using the 807 tube. Actually, that was my... |
DIY tube amplifier by Stavros DanosThis gorgeous heavyweight SET amp uses the Direct Heated 813 tubes triode connected, runing at 120mA. OPTs are the excellent Sowter... |
Crystal SET amplifier project by Martin ThibaultWhat we have here is an acrylic stereo, 5u4GB tube rectified, Single Ended Triode using two 6L6Gb’s as outputs, one 6CG7... |
A 6L6GC push pull tube amp with 12 tubes (6 tubes per channel !)The amplifier is experimental. The original circuit has undergone many modifications. Perhaps the final design is... |
811A Parallel single ended ampThis 811A tube amp DIY project designed by George Filippou and Giannis Spathopoulos. It is the first attempt to work with... |
Ultra Linear PP EL34 ampThis is Giannis Spathopoulos EL34 amp push pull diy... |
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The regulator tube drive circuit : Hirokuni Michimori a legend... |
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2A3 tube amp schematics : A stunning design of a... |
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807 SE Tube PSU schematic : The tube amp power supply of... |
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amplifier schematic EL84 SE : Here is the amplifier... |
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PSE 807 tube amp schematics : This is the final schematic... |
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811A schematics : Here are some interesting... |

