Troubleshooting guitar amplifier issues
Guitar amplifier attenuators
Power Scaling in amps e.g VVR, VCB, VRM
The purpose of Resistors in Amplifiers
Vacuum tube 101
Access and View Vacuum Tube Datasheets
Example Valve Charts showing plate characteristics.
Rectifier voltage drop, valve amp voltage reference and more.
Reference and download many valve amp schematics.
Learn what causes hum in amplifiers.
Capacitors in valve amplifiers.
Characteristics of valve amplifiers.