How's Our Service? A recent customer comment: Top notch. These guys are true pro’s, and also very patient and helpful. I will only buy my tubes from here.
Resources › Matching and Other Tube Info ›
Vacuum Tube BasicsPower Tube MatchingPerfect Pair SystemPreamp Tube MatchingPreamp Tube Gain FactorBlue Glow, Getters, and MoreHow To Tell If Your Tube Is BadFix a Broken Guide KeyDifferent Types of Amp BiasHigh End AudioCryogenic Treatment for Tubes
