Single ended tube amp schematic. Single ended se kt88 tube amplifier schematic with 6n1p driver stage the amplifier section is generally the same as mikaels with the main change being that the cathode resistor on the output tube has been increased from 470 ohms to 560 ohms. Buying a single ended tube amplifier may be an easier option but building it at home can be fun and amusing too. Diytube getsetgo 6a3 single ended triode amplifier 3 watts per channel russian 6sl7 driver 6a3 outputs 6ax5 rectifier. Se 6550 tube amplifier schematic with 12dw7 driver stage.
The spec sheet shows almost 20w of class a1 output for a single tube with a plate voltage of 400v and g2 voltage at 225v. Single ended 6550 tube amp schematic with 12dw7 driver stage. The article also discusses a few enhancements in the form of. In this article a typical single ended tube amplifier circuit has been conversed.
3w single ended class a stereo tube amplifier mullard 3 3 is a quite popular 3w electron tube amplifier introduced by mullard ltd in 1955. Ecc83 and 6aq5a which is able to produce a good 6 watts of unclipped power. The output on this amp is probably a little lower but it certainly doesnt sound like it. The single ended amplifier circuit uses a 6550 high power tetrode vacuum tube in the output stage.
A schematic and the design details of this amplifier are available in mullard circuits for audio amplifiers book and in the national valve museum article.