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25Z5 used/good
25Z6 RCA Radiotron used/tests like new 1940 era (51/40 and 51/40) 1% diode balance
25Z6GT US Brands NOS (15 in stock)
26 Coronado by RCA tests like new 1940's (6.0ma)
26 National Union engraved base tests like new 1930's (6.0ma)
26DQ5 Hitachi Hayakawa Elec. Co Japan NOS 1969 (1 in stock)
26DQ5 International Japan NOS 1973 era (1 in stock)
26LW6 Sylvania branded RCA NOS (1 in stock)
27GB5=PL500 NOS (12 in stock)
284D Amperex brass base low emission display tube 1940 era
287A Western Electric 1965 (sold out)
28D7=1238 NOS (7 in stock)
28D7=1238 used/good (4 in stock)
295-44514 VICTOREEN NOS (10 in stock)
297A Western Electric NOS (0 in stock)
2A4G National Union NOS (1 in stock)
2A4G Philco NOS 1940's
2A4G Raytheon NOS (1 in stock)
2A5 Ken Rad NOS 1940's (78/50)
