Amperex 1956 Hi-Fi tube brochure. EF86, ECC83, EL84 (& UL amp curves), 6CA7 (& AB amp curves), EZ81, GZ34. 10.71 Mb
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Amperex 1958 electron tubes and semiconductors: communication, industrial, rectification, radiation, detection, electro-medical, amateur, special purpose. 740.63 Kb
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Amperex 1959 electron tubes and semiconductors: communication, industrial, rectification, radiation, detection, electro-medical, amateur, special purpose. 1779.82 Kb
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Amperex 1963 electron tubes and semiconductors: communication, industrial, rectification, radiation, detection, electro-medical, UHF, amateur, special purpose. 17.84 Mb
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CBS Bulletin E-290S military and special purpose tubes 6.04 Mb
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Cunningham radio tubes manual - Technical Series C-10 5.81 Mb
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Eimac 1948 catalog (includes class-C calculations, prices, ratings, diathermy notes, measurements, replacement cross reference, vacuum capacitors, HR connectors, and HV-1 diff pump) 5.14 Mb
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Eimac 1955 catalog (includes class-C calculations, prices, ratings, diathermy notes, pulse notes, measurements, replacement cross reference, vacuum capacitors, HR connectors, KY21 grid controlled mercury rectifier, 4X150 tube extractor, 100IG ionization gauge, finger stock, and HV-1 diff pump)8.80 Mb
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Eimac power grid tubes quick reference catalog 175 (later catalog with newer types, tube pulling pliers, finger stock, sockets, chimneys, HR connectors, and vacuum switches) 2.08 Mb
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6E1P / 6BR5 / EM80 "Magic Eye"
and Other Indicator Tubes (apparently compiled from info from the www and various manuals) 731.16 Kb
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GE 5-Star tubes 1491.61 Kb
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GE Essential Characteristics (receiving, CRT, special purpose incl. a few schematics in the back) 4.97 Mb
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Mullard valves and electron tubes catalog MVE 3319 5.74 Mb
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Philips 1938 Miniwatt catalog 2.71 Mb
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Raytheon 1938 handbook of amateur tube uses 2.84 Mb
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Raytheon 1957 radio and TV tube data 4.41 Mb
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Raytheon special purpose tube characteristics (subniniature, hearing aid, reliable, rugged, transistors, crystal diodes, nucleonic, voltage regulator, recitifier, transmitting, magnetron, klystron. says "scaned by N7HRU") 1392.80 Kb
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RCA HB-3 tube manual (partial, indexed by tube number to individual PDF file for each type. Use this if you just want a sheet for a particular tube. This is not downloadable as a single file. The index is alphanumerical, that is, the order is "1, 10, 11, 12...19, 1A, 1B...1Z...2, 20, 21..". The most recent update may be found at pmillett.com)
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RCA RC-10 tube mnaual 2.57 Mb
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RCA RC-12 tube mnaual 3.05 Mb
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RCA RC-13 tube mnaual 11.77 Mb
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RCA RC-14 tube mnaual 6.46 Mb
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RCA RC-15 tube mnaual 4.88 Mb
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RCA RC-16 tube mnaual 6.62 Mb
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RCA RC-17 tube mnaual 6.37 Mb
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RCA RC-18 tube mnaual 8.78 Mb
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RCA RC-20 tube mnaual 9.42 Mb
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RCA RC-21 tube mnaual 11.52 Mb
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RCA RC-23 tube mnaual 10.75 Mb
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RCA RC-25 tube mnaual 40.50 Mb
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RCA RC-26 tube mnaual 11.47 Mb
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RCA RC-30 tube mnaual 13.37 Mb
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RCA DeForest 1934 amateur transmitting types 1282.58 Kb
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RCA 1942 guide for transmitting tubes 10.17 Mb
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RCA Nuvistor catalog 4.19 Mb
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RCA receiving-type tubes for industry and communications (premium, special red (red base), pencil, computer, glow discharge, thyratrons, low-microphonic, nuvistors, traveling wave, other) 5.38 Mb
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RCA TT-3 air cooled transmitting tube manual (1940). Is it any different from the 1947 printing? unknown, but here it is. 15.12 Mb
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RCA TT-3 air cooled transmitting tube manual (1947) 3.72 Mb
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RCA TT-4 transmitting tube manual -'to 4KW plate input' (1956) 4.70 Mb
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RCA TT-5 transmitting tube manual -'to 4KW plate input' (1962) 6.79 Mb
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STC manual for 4X150 and 4X250 series. Extremely detailed. 11.82 Mb
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Sylvania 1951 tube manual 7.77 Mb
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Sylvania 1955 tube manual 11.80 Mb
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Sylvania radio tube characteristics chart 4.34 Mb
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Taylor 1939 tube catalog and manual 1915.08 Kb
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Taylor 1945 tube catalog and manual 1108.27 Kb
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United 1959 tube manual 5.52 Mb
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Western Electric 1956 tube manual 3.49 Mb
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Western Electric 1963 tube manual 8.44 Mb
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Western Electric vacuum tubes for use with amateur transmitting equipments (1933) 1089.10 Kb
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August 01, 2013