6SN7GTBranded PhilipsMiniwattRound TipBaseBlackBottle HeightHalfBottle ShapeSkinny BottleCountryHollandGlass ColorClear GlassMicaDoublePermanentid1yaqluz981Pin ColorSilver PinsPlate ColorMatte GrayPlate LookRibbed / ScaleTip ShapeRound TipMore 6SN7GT type tubes6SN7GTBranded Cossor6SN7GT, VT-231RCABranded Crc6SN7GT, VT-231Branded Ge6SN7GTBranded CbsHytron6SN7GT, R92Branded Mullard6SN7GT, R93MazdaBranded PhilipsMiniwatt6SN7GTBranded Brimar6SN7GTBranded Sylvania6SN7GT, VT-231Branded Tung-Sol6SN7GTBranded TungsramMore tubes branded PhilipsEL84Branded Philips6SN7GTABranded PhilipsGZ32Branded PhilipsEL34, XF2MullardBranded Philips7693, E90F, 8F6Branded PhilipsECC83, MC1ValvoBranded PhilipsMiniwattEL34, XF2MullardBranded PhilipsECC40Branded PhilipsMiniwattEL34RFTBranded Philips6SN7GT, R93MazdaBranded PhilipsMiniwattMore tubes branded MiniwattECC83Branded MiniwattDarioECC83, MC1ValvoBranded PhilipsMiniwattE90FBranded MiniwattECC40Branded PhilipsMiniwatt6189Branded MiniwattDario6SN7GT, R93MazdaBranded PhilipsMiniwattECC83 12AX7Branded MiniwattEL6Branded PhilipsMiniwattEL34Branded MiniwattDario4654, 4654KBranded MiniwattDarioPhilips