12AT7ECC81Branded RCAPinched TipCountryUSAGetterO-Getter HaloGetter SupportOneGlass ColorClear GlassMicaDoublePermanentid1y1yier8osPermanentid1y1yier8osPin ColorSilver PinsPlate ColorMatte GrayPlate LookRibbed / ScalePlate Size10mmTip ShapePinched TipTip ShapePinched TipMore 12AT7 type tubes12AT7Branded Tung-SolECC81, 12AT7Branded Marconi Espanola12AT7RFTBranded Trigon12AT7Branded RCAMore ECC81 type tubesECC81, 12AT7Branded Marconi EspanolaECC81Branded RFTECC81SiemensBranded TelefunkenMore tubes branded RCA6386Branded RCA12AX7Branded RCA8417SylvaniaBranded RCA5692Branded RCA7591ASylvaniaBranded RCA7058RCABranded RCA5881Branded RCA12AX7, ECC83Branded RCA6BH6Branded RCA12AX7Branded RCA