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(up)date title size
2001-07-22 French Sylvania Receiving Tube Manual 1944. ☆Thierry Magis15,378,133 bytes (fr)
2003-04-01 Spiral accelerator tubes 5BGP 5BHP. ☆Stéphane Maréchal429,427 bytes
2003-04-01 Industrial tubes1958 - Power, transmitting and special types. ☆Stéphane Maréchal2,941,010 bytes
2003-04-01 Characteristics of Sylvania receiving tubes 1964. ☆Stéphane Maréchal11,285,124 bytes
2003-04-01 Characteristics of Sylvania receiving tubes 1958. ☆Stéphane Maréchal5,319,424 bytes
2004-10-16 Manuel Technique Tubes Radio Sylvania 1952. ☆Stéphane Maréchal15,688,942 bytes (fr)
2005-07-06 Characteristics of Sylvania Receiving Tubes date? 17,904,278 bytes
2005-10-19 Characteristics of Sylvania Transmitting Tubes 1954. ☆Tom Bavis2,780,271 bytes
2006-01-06 Sylvania Subminiature Strap Frame Grid Tubes. ☆Bernard Parent7,418,839 bytes
2006-02-12 Guided Missile Tubes (6788 & 6943-6948). ☆Bernard Parent45,703,950 bytes
2006-02-18 Tube Substitution Manual 1953. ☆Tom Bavis5,939,017 bytes
2006-11-05 Aids To War-Time Servicing 1945. ☆Tom Bavis3,391,561 bytes
2006-11-05 Radio Tube Characteristics 1945. ☆Tom Bavis18,496,178 bytes
2006-12-05 Decade Counter Tubes 7155, 6476, 6476A, 6802, 6879, 6909 & 6910. ☆Michael Moorrees805,723 bytes
2007-09-07 Tube Prices 1939. ☆John Atwood246,950 bytes
2007-11-01 Manuel Technique Tubes Radio Sylvania 1952. ☆Frithjof Sterrenburg28,339,646 bytes (fr)
2012-12-18 40 Uses for Germanium Diodes 1952. ☆Peter Gerber3,647,440 bytes
2013-10-19 Technical Manual 1970. ☆Torben Larsen31,359,066 bytes
2018-01-28 Electronic Tubes, Volume 3 1965. (large binder with data) 903 pages. 301,236,827 bytes
2020-12-06 System Designers Handbook of Sylvania Industrial & Military CRT's, 1964, 52 pages. 16,669,395 bytes
2020-12-06 Characteristics of Sylvania Receiving Tubes, 64 pages. 42,563,196 bytes
2020-12-06 Sylvania Counter Tube Handbook, 40 pages. 24,155,115 bytes
2020-12-06 Electron Tube Application Notes, Receiving Valves Only, 1960, 64 pages. 35,769,586 bytes
2020-12-06 SYB4400 Backward-Wave Oscillator, 1962, 2 pages. 1,344,532 bytes
2020-12-07 SYT4396 100W X-band TWT , 1963, 4 pages. 1,359,853 bytes
2020-12-07 Electroluminescent Display Devices,1961 ,12 pages. 7,569,736 bytes
2020-12-07 MD4193A 7006 7692A X-band Tunable Magnetron,1961 ,16 pages. 7,330,237 bytes
2020-12-07 Microwave Device Division,1961 ,36 pages. 29,735,152 bytes
2020-12-07 Microwave Devices,1964 ,56 pages. 27,919,643 bytes