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1883 Belvu France Full-Wave Rectifier NOS
1883 RSD Full-Wave Rectifier NOS (5 in stock)
25Y5 US Brands (4 in stock)
25Z6 RCA Radiotron used/tests like new 1940 era (51/40 and 51/40) 1% diode balance
25Z6GT US Brands NOS (15 in stock)
35Z6G National Union NOS (2 in stock)
3AL5 US Brands NOS (15 in stock)
3DG4 RCA NOS original boxes (10 in stock) (full-wave rectifier)
412A Western Electric NOS 1981 (54/40 and 54/40)
50X6 US Brands NOS (11 in stock)
50Y7GT Sylvania NOS (100/60 and 101/60)
5726=6AL5 Sylvania and GE JAN NOS (200 in stock)
5AS4A GE branded Tungsol "D" getter halo 1960 era (63/40 and 68/40)
5AS4A Tungsol black plates NOS "D" getter halo 1950's (56/40 and 58/40)
5AS4A Westinghouse "D" getter halo 1960-1965 (58/40 and 58/50)
5AU4=5V3 Sylvania NOS 1960's (49/40 and 50/40)
5BC3 Sylvania branded GE NOS (1 in stock)
5BC3A RCA NOS (0 in stock)
5DJ4 GE NOS 1961 (50/40 and 50/40)
5DJ4 RCA like new 1960's (56/40 and 58/40)
