Electra-Print Tube Amp Schematics
Here are some DIY schematics to ponder. Newer schematics are in Adobe Acrobat (PDF) format. Adobe Reader is required to view PDF files. If you don't have Adobe Reader, you can download it free by clicking this button:
Construct these schematics at your own risk. Vacuum tube electronics possess high voltages and high temperatures that can burn or even kill you.