7543 US Brands NOS (0 in stock)
7548
7551 RCA black plate branded Motorola NOS 1970's (20 in stock)
7551 Sylvania NOS (20 in stock)
7554 GE NOS
7558 US Brands NOS (2 in stock)
7581 Tungsol brown base used/75% 1964 (52.5ma)
7581A GE branded RCA NOS 1974 (59.5ma)
7581A GE branded RCA used/good 1973 (56ma)
7581A GE NOS 1979 (76ma)
7581A GE NOS 1979 (87ma)
7581A GE used/good 1974 (59ma)
7586 Philips Nuvistor NOS (1 in stock)
7586 RCA Nuvistor NOS 1972 (84/60)
7586 Siemens West Germany nuvistor NOS 1960's (82/60)
7586 Siemens West Germany nuvistor NOS 1960's (91/60) (AKG C12A mic)
7586 Siemens West Germany nuvistor NOS 1960's faded printing (84/60)
7586 Sylvania Nuvistor NOS (1 in stock)
7586 Sylvania Nuvistor NOS (75/60)
7587 RCA Kuhl-Tube cryo-treated NOS 1950's original boxes (8 in stock)
