Articles and information
- Which Tube Tester should I get?
- Testing tubes accurately on a service tester
- Why you don't want to use a simple diode pack to replace a 5Y3 or 83 rectifier
- Tube Getter Operation (PDF)
- Tube Tester Usefulness and Accuracy
- How Tubes Work (PDF)
- Transformer issues
- Tube ratings and their significance (PDF)
- Hickok 580 and 580A fact sheet (PDF)
- Important issues with key parts (PDF)