ECC82MullardBranded FivrePinched TipCode On TubeGF1 B7D2CountryItalyFactory CodeB - Mullard, BlackburnGetterO-Getter HaloGlass ColorClear GlassMicaDouble MicaPermanentid1uxwrn2kwpPin ColorSilver PinsPlate ColorMatte GrayPlate LookRibbed / ScalePlate Size14mmTip ShapePinched TipYear1967More ECC82 type tubesECC82Branded Brimar12AU7, ECC82SiemensBranded ATESECC82, F3Branded MullardECC82, I61MullardBranded ValvoECC82, 12AU7, K61Branded Mullard12AU7A, ECC82MatsushitaBranded LindalECC82, 12AU7Branded PinnacleECC82, B329, K61MullardBranded MarconiECC82Branded TungsramECC82Branded ATESMore tubes manufactured by MullardEL34, XF2MullardBranded SylvaniaCV491MullardEL37MullardBranded AmperexEL34, XF2MullardBranded Philips6CA7, EL34, XF2MullardBranded AmperexECC33, FX1MullardBranded ValvoECC82, I61MullardBranded ValvoEL34, XF2MullardBranded PhilipsEL34, 6CA7, XF2MullardBranded Siemens12AU7, K61MullardBranded TungsramMore tubes branded Fivre6N7GTBranded Fivre5V4, 5V4GBranded Fivre12AX7Branded Fivre5U4GBBranded Fivre6CA7, EL34RFTBranded Fivre12AX7, ECC83Branded Fivre5U4GBranded Fivre6CG7Branded Fivre12AX7Branded Fivre6N7GTBranded Fivre