Although [Marcel] hasn’t posted up detailed build instructions yet, his simple schematic should be all you need to get started. If you want some more background information about tube amps but ...
[Mikremk] demonstrates this with a simple but effective amplifier using a PCL82 triode-pentode. It’s a conventional tube amplifier circuit in which the triode is a preamplifier for the pentode ...
The Heatseeker is designed to replicate the spirit of Young's Marshall stack, but also includes a circuit inspired by a ...
After a brief review of the history of the K2-W vacuum-tube op amp, an LTspice model is used to create its schematic in ...