Pair (X2) Fender / Groove Tube 12AT7 / ECC81 Dual Triode Guitar Amp. Audio Valves/Vacuum Tubes - AVO Tested. One is unbalanced, but strong.  Great for spares, grab a bargain.

Tested on a recently calibrated AVO VCM 160 with the following results;       

                         IA      GM
Valve 1:   A1   18.8    6.8                
                A2    8.1     5.7
Valve 2:   A1   10.5    6.3               
                A2    8.1     6.0

AVO NOS Specs:  IA = 10.0 GM = 5.5   

No leaks or shorts / gas, shiny pins. eBay seller for over 22 years, buy with confidence - see feedback.  Valves will be shipped next day, carefully packaged, tracked and insured.  Please drop a note with any questions.

Shipping happily combined on multiple items.

For overseas purchases, please message for a shipping quote before purchasing.

Don't use your amp as a circuit breaker, buy tested valves!


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