13D2 6SN7GT Brimar Valves Tubes x 2 Black Print Used Tested (47pr 1)
£500.00
Special quality, aircraft grade 6SN7GT
Black Brimar logo
Triple micas
Double square getters
Good clean tubes
Test very strong
Test results:
V1 A1-10.3ma 2.5gm/ A2-11ma 2.7gm
V2 A1-8ma 2.2gm/ A2-8.8ma 2.4gm
Brands:Brimar
