EL34XF2MullardBranded SiemensPinched TipBaseBlackCode On Tubexf2 B2H3CountryGreat BritainFactory CodeB - Mullard, BlackburnGetterO-O Double GetterGlass ColorClear GlassMicaDoublePermanentidtu32qvlnPin ColorSilver PinsPlate ColorMatte GrayPlate LookWeldTip ShapePinched TipYear1962More EL34 type tubesEL34, SYOPhilipsBranded TekadeEL34, XF2MullardBranded SylvaniaEL34RFTBranded ValvoEL34HitachiBranded UltronEL34, 6CA7RFTBranded Trigon6CA7, EL34Branded Giant Electronics Brand6CA7, EL34, XF2MullardBranded AmperexEL34, XF2MullardBranded PhilipsEL34, 6CA7Branded InternationalEL34Branded RFTMore XF2 type tubesEL34, XF2MullardBranded Sylvania6CA7, EL34, XF2MullardBranded AmperexEL34, XF2MullardBranded PhilipsEL34, XF2MullardBranded PhilipsEL34, 6CA7, XF2MullardBranded SiemensEL34, XF2MullardBranded TungsramEL34, XF2Branded MullardEL34, XF2MullardBranded TungsramKT77, XF2Branded MullardEL34, XF2MullardBranded ValvoMore tubes manufactured by MullardEL34, XF2MullardBranded SylvaniaCV491Mullard6CA7, EL34, XF2MullardBranded AmperexEL34, XF2MullardBranded PhilipsEL37MullardBranded AmperexECC33, FX1MullardBranded ValvoEL34, XF2MullardBranded PhilipsECC82, I61MullardBranded ValvoEL34, 6CA7, XF2MullardBranded Siemens12AU7, K61MullardBranded TungsramMore tubes branded SiemensECC83, MC6Branded SiemensECC83, MC1Branded SiemensEL34, 6CA7, XF2MullardBranded SiemensK1007, CV492, 2A1EiBranded SiemensE83CCBranded SiemensEL34Branded SiemensEL34RFTBranded SiemensECC803SBranded SiemensECC808ValvoBranded SiemensGZ34, F33MullardBranded Siemens