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Frank's electron Tube Data sheets Tungsram documents  

(up)date item size
2007-06-17 Lampes Eurpéennes - Lampes Américaines. Thanks to André Cubert. 4,871,853 bytes (fr)
2009-02-03 Memento Tungsram et dictionaire de comparaison 1937. Thanks to André Cubert. 10,554,458 bytes (fr)
2009-11-28 Tungsram Radio 1936-37 (partly). Thanks to Viktor Cingel. 1,659,777 bytes (de)
2010-05-02 Tungsram Radio 1937. Thanks to Viktor Cingel. 18,966,540 bytes
2019-03-14 Electron Tubes, Semiconductors, 1976. 15,950,620 bytes
2020-03-10 Tungsram Tubes Survey, 1958. Thanks to Torben Larsen - Tricomp. 890,005 bytes (de)
2020-04-17 Gleichrichterröhren, 1971, 120 pages. 10,775,652 bytes (de)
2020-04-17 Mikrowellenröhren, 1970, 40 pages. 3,083,005 bytes (de)
2020-04-17 Röhren Hoher Zuverlässigkeit, 1971, 168 pages. 22,134,268 bytes (de)
2020-04-17 Strahlungsgekühltensenderöhren, 1971, 268 pages. 30,737,584 bytes (de)
2020-04-17 Aussenanodensenderöhren, 1971, 409 pages. 45,660,140 bytes (de)