EL346CA7SYOBranded AmperexRound TipBaseSilver MetalBottle HeightTall BottleCode On TubeSYO 56BCountryHollandGetterO-Getter DiskGlass ColorClear GlassMicaDouble MicaPermanentidhej8cx9jPin ColorSilver PinsPlate ColorMatte GrayPlate LookWeldTip ShapeRound TipYear1956More EL34 type tubesEL34, SYOPhilipsBranded TekadeEL34, XF2MullardBranded SylvaniaEL34RFTBranded ValvoEL34HitachiBranded UltronEL34, 6CA7RFTBranded Trigon6CA7, EL34Branded Giant Electronics Brand6CA7, EL34, XF2MullardBranded AmperexEL34, XF2MullardBranded PhilipsEL34, 6CA7Branded InternationalEL34Branded RFTMore 6CA7 type tubesEL34, 6CA7RFTBranded Trigon6CA7, EL34Branded Giant Electronics Brand6CA7, EL34, XF2MullardBranded AmperexEL34, 6CA7Branded International6CA7, SYOBranded Rogers6CA7, EL34MatsushitaBranded Raytheon6CA7Branded ArcturusEL34, 6CA7, XF2MullardBranded Siemens6CA7, XF4Branded Marconi6CA7, EL34RFTBranded El-MencoMore SYO type tubesEL34, SYOPhilipsBranded Tekade6CA7, SYOBranded RogersEL34, 6CA7, SYOPhilipsBranded MullardEL34, SYOBranded PhilipsMiniwattEL34, 6CA7, SYOPhilipsBranded AmperexEL34, SYOBranded MiniwattEL34, SYOBranded PhilipsMore tubes branded Amperex6550ShuguangBranded Amperex6CA7, EL34, XF2MullardBranded AmperexEL37MullardBranded AmperexECC83, 12AX7, MC5Branded Amperex12AX7, ECC83Branded Amperex7693PhilipsBranded AmperexGZ34, 5AR4, F33Branded Amperex6SN7GTBBranded Amperex12AX7, ECC83, I66PhilipsBranded AmperexECC83, 12AX7, MC2Branded Amperex