2 X EF86 HALTRON TUBE. 1960s PROD. MESH PLATE. NOS MATCHED PAIR. AF ENA

(1960s PRODUCTION. FOR SALE: 2 X EF86 TUBE. com, etc). 90% EMISSION (EM). 105% TRANSCONDUCTANCE (GM). 0.0mA/V GAS.90% EMISSION (EM). 100% TRANSCONDUCTANCE (GM). 0.0mA/V GAS.

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