(!!) (BEST PAIR) 6AU4GT Tungsol NOS 1957
(!!) (BEST PAIR) 6AU4GTA RCA and Arcturus NOS 1960 era similar build (92-92/60)
(!!) (BEST PAIR) 6AU4GTA RCA coin-base NOS 1970's
(!!) (BEST RCA PAIR) 6AU4GTA RCA NOS 1961
(!!) (PAIR) 6AU4GTA GE coin-base NOS 1970's
(!!) (PAIR) 6AU4GTA RCA coin-base NOS 1970's
(!!) 6AU4GTA RCA used/good 1960's (89/60)
(!!) 6AU4GTA Sylvania NOS 1970's
6AU4GT/GTA US Brands used (7 in stock)
6AU4GTA RCA coin-base NOS 1970's (single)
