Rude Tube Distortion Effect

Projects > Rude Tube Distortion Effect

The Rude Tube is a line-level, valve distortion unit based on the vintage REDD 47 microphone preamp. The designer posted the schematic, and there are currently plans to make a run of PCBs.


  • Drive and bias controls
  • Switch between triode, pentode, and peak filter modes
  • DI input
  • Switchable low-pass filter
  • No negative feedback

PCBs Include:

  • Relay bypass
  • Separate PSU board

More Info:


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