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History of the manufacturer  

Hitachi Ltd.; Tokyo

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Name: Hitachi Ltd.; Tokyo    (J)  
alternative name:
Hitachi Sales Corp. of America
Abbreviation: hitachi
Products: Model types Others Tube manufacturer
Hitachi Ltd. (Kabushiki Kaisha Hitachi Seisakusho), 6-6, Marunouchi 1-chome, Chiyoda-ku, Tokyo, 100-8280 Japan. Made also Nuvistor's.

Entered the tradio tube manufacturing industry by taking over Riken Shinku Kogyu K. K. in 1943.

Founded: 1910
1910: Founded by Namihei Odaira as an electrical repair shop. Succeeded in manufacturing three 5hp (3.6775 kW) electric motors as the company first products.
1915: Completed 10,000 hp (7,355 kW) water turbine.
1920: Incorporated as Hitachi (rising sun).
1924: Completed the first large-scale DC electric locomotive to be manufactured in Japan.
1931: Completed 10,000 A hydraulic electrolytic cell. Designed and manufactured also radar and sonar equipment.
1932: Completed Hitachi's first electric refrigerator.
1943: Completed 85,000 kW Francis water turbine and 70,000 kVA alternating current generator.
1957: First Hitachi computers and first Hitachi transistor radios: TH-669. Some of the Hitachi radios have been made by Standard as OEM (original equipment manufacturer) like the TH-621 (SR-F22). It seems that Hitachi was for long not manufacturing Radios, because we only know late tube radios like models H-101 from 1952 with tubes 6W-C5, UZ-6D6, 6Z-DH3A, UZ-42, KX-80BK, EZ-6E5 (ST tubes) and S-562 from 1963 with tubes 6BE6, 6BA6, 6AV6, 6AR5, 5M-K9, 6Z-E1(mT tubes).
1952: Completed 21,000 kW two-stage pump-turbine.
1954: Completed the first large-scale cold strip mill to be produced in Japan.
1955: Completed 100,000 kW Francis water turbine and 93,000 kVA alternating current generator.
1958: Electron microscopes awarded the grand prix at the World Exposition in Brussels.
1959: Completed electronic computers based on transistors. 'Hitachi America, Ltd.' established.
1961: Completed experimental nuclear reactor.
1964: Completed the first cars for the Shinkansen (Bullet Train). Manufactured monorail running between Haneda Airport and Hamamatsu-cho, Tokyo.
1968: Developed hybrid LSI, and 300m/min elevators for high-rise buildings.
1969: Completed on-line banking system and developed and mass-produced all-transistor color televisions.
1970: Developed computer-aided traffic control system for the Shinkansen (Bullet Train).
1973: Developed new-type image pickup tube [who knows which type?]
1974: Commercial operation began at Japan first 460,000 kW nuclear power station. Released the first series of general-purpose large-scale computers.
1975: Developed Hitachi High Crown Control Mill.
1978: Completed world first field emission electron microscope with record-high resolution. Experimental color camera with solid-state miniature image device developed.
1982: 'Hitachi Europe Ltd.' established. Succeeded in world's first micro-level observation of magnetic field by the use of electron beam holography. Listed on New York Stock Exchange.
1984: Started mass production of 256-kilobit DRAMs.
List here also:
Hitachi Sales Corp. of America; 401, West Artesia Blvd, Compton, California (~1970's).

This manufacturer was suggested by Herbert Odermatt † 26.Nov.05.

Some models:
Country Year Name 1st Tube Notes
78 TV Radio Cassette Recorder K-50E 140ANB4  TV: VHF und UHF Radio: MW, KW, UKW Mono Cassette Recorder. 
85 Uni-Torque Direct Drive Automatic Turntable PS-58   Hitachi 2 Speed Direct Driven Automatic Turntable Model PS-58. Dust Cover, Power Cons... 
85 Stereo Cassette Tape Deck D-E17   Hitachi Frontloading Stereo Cassette Tape Deck Model D-E17. Soft Touch Control, 3 Dig... 
70 Super Sensitivity Solid State Circuit TH-801   Made in Taiwan 
74–76 KH-1325   Auto-Antennenbuchse, Skala-Licht Schalter, Antennenumschalter, Buchse für Kopfhörer und ex... 
72 Digital Clock Radio KC-770E   Uhr mit Klappzahlen, Schlaffunktion bis 60 min. 
79 Cassette Recorder TRQ-31   Hitachi Cassette Recorder TRQ-31; eingebautes Mikrofon, Batterieanzeige, Bandzäh... 
85–87 CX-W700   Tragbarer 4 Band Radio-CD-Kasettenrekorder. "3-Dimension Super Bass Sound", "Dubbing Speed... 
57/58 Transistor 6 TH-621 HJ-23D  Similar to the models reported under Standard SR-F22. Laut Prospekt konnte zusätzlich e... 
60 TH-666R 2N219  See also the model TH-666 and the external speaker. The TH-666R has double earphone jac... 
59/60 Marie 8 Transistor TH-862R HJ74  Hitachi TH862R Marie Eight-transistor pocket size with 2¼" dynamic speaker. Supplie... 
65 KH-903   Schiebeschalter für Ton "High/Low", Buchsen für externe AM-Antenne und Ohrhörer. 


Further details for this manufacturer by the members (rmfiorg):

Firmen-Logo: Hitachi Ltd. Tokyo Japan um 1960.tbn_j_hitachi_logo.jpg
ca 1985tbn_j_hitachi_1985_schluesselanhaenger.jpg
Thanks for technical assistance Első Zalai Rádiómúzeum Alapítvány (, First Zala County Radio Museum Foundation, Hungary, Zalaegerszeg.tbn_j_hitachi_diary_1979.jpg
Thanks for technical assistance Első Zalai Rádiómúzeum Alapítvány (, First Zala County Radio Museum Foundation, Hungary, Zalaegerszeg.tbn_j_hitachi_diary_1979_1.jpg
Thanks for technical assistance Első Zalai Rádiómúzeum Alapítvány (, First Zala County Radio Museum Foundation, Hungary, Zalaegerszeg.tbn_j_hitachi_kh986_logo.jpg
aus Funkschau 1961, Heft 22tbn_hitachi_werbg_1961_fs22.jpg
aus Funkschau 1963, Heft 15tbn_hitachi_werbg_1963_fs15.jpg
From: “Radio Rivista” official organ of "ARI Amateur. Radio Association." of Italy, number 11, November 1981.tbn_j_hitachi_oscilloscope_v_352_adv.jpg


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