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History of the manufacturer  

Penta Laboratories; Chatsworth (CA)

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Name: Penta Laboratories; Chatsworth (CA)    (USA)  
Abbreviation: penta
Products: Tube manufacturer
Penta Laboratories, 9740 CozyCroft Ave., Chatsworth, CA 91311. Penta Laboratories was founded in 1951, and quickly achieved industry-wide recognition for the development of the beam-power Pentode vacuum tube. Still active today, they can be reached through their site

The company also made some tube sockets and accessories for these.

Founded: 1951
In 1973 the firm was acquired by The Raytheon Corporation, and has ultimately become a wholly owned subsidiary of Penta Financial, Inc.

This manufacturer was suggested by Emilio Ciardiello.


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

Penta Laboratories ad from February 1963 QSTtbn_us_penta_laboratories_1963_full_page_ad.jpg


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