Mullard CV4024 M8162 ECC81 D Valve Tube Amplitrex Tested GM% 121 107 NOS NOV19A

Mullard CV4024 M8162 ECC81 12AT7. Fully Tested on the Amplitrex AT1000 Tester. IA: 144% GM: 121%. IA: 108% GM: 107%. Test results This Valve.

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