Mullard Holland EL84 6BQ5 Code ∆4A2 USED Tube AC AMPLITREX Test GM% 92 Sep25
Code ∆4A2 - Holland Factory. Mullard Holland EL84 6BQ5. Fully Tested on the Amplitrex AT1000 Tester. IA:89% GM: 92%. Test results This Valve. All parcels with value ofGBP20 and over.