Mullard Magic: For All Your Vintage Valve and Radio Needs!
6J5G, BRIMAR, ORANGE BASE PRINT, MARCH 1947 PRODUCTION
6J5G, FERRANTI, 1950S PRODUCTION
6J5G, OSRAM, AIR MINISTRY, 10E/348, L63, HAMMERSMITH, GREY GLASS, ETCHED CARTOUCHE, WARTIME PRODUCTION
6J5G, OSRAM, HAMMERSMITH, POSTWAR, APRIL 1948 PRODUCTION
6J5GT, BRIMAR, METAL BAND BASE, CLEAR GLASS, RED BASE PRINT, JUNE 1953, BRIMSDOWN MANUFACTURE