12AU7 BRIMAR. AMPLITREX AT 1000. Tested on Amplitrex AT1000 Advance Digital Tube Tester. We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
12AU7 BRIMAR. AMPLITREX AT 1000. Tested on Amplitrex AT1000 Advance Digital Tube Tester. We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.