6Z7G used
6ZY5G Philco NOS 1940's (56/40 and 62/40)
6ZY5G RCA NOS 1945 (57/40 and 62/40)
7044 GE rebranded 7119 Amperex PQ 1970's (30/36ma)
7189A GE NOS 1969 (47.2ma)
7189A GE NOS 1984 (59.5ma)
7233 GE used/good 1960's no printing (95/60)
7233 GE used/tests like new 1960's no printing (103/60)
7247 GE NOS tall gray ribbed plates 1970's (1.1ma and 9.4ma)
7247=12DW7 EICO MULLARD UK used/good 1962 (0.7/9.2ma)
7247=12DW7 GE branded RCA used/good 1960's (0.8/9.3ma)
7355 GE NOS 1960's (73.5ma)
7543 US Brands NOS (0 in stock)
7581A GE branded RCA NOS 1974 (59.5ma)
7581A GE NOS 1979 (76ma)
7581A GE NOS 1979 (87ma)
7581A Tungsol brown base used/75% 1964 (52.5ma)
75=VT-75 National Union Dual-Diode Triode NOS 1950 era (40/19)
75=VT-75 Raytheon NOS 1940's in white box (41/19)
75=VT-75 RCA Dual-Diode Triode NOS 1948 (36/19)
