Image / "Bread board type" audion amplifier, Federal Telegraph Company

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Title: "Bread board type" audion amplifier, Federal Telegraph Company
Creator: Unknown
Contributing Institution: History San Jose Research Library
Collection: History San Jose Online Catalog
Rights Information: Please contact the contributing institution for more information regarding the copyright status of this object.
Description: Photographic reproduction of two technical drawings. Handwritten note on reverse of one: Wiring diagram of "bread board type" 3-stage cascade audion amplifier built at Palo Alto 1913 Federal Telegraph Co. Note 2 bulbs in each stage."
Type: image
Format: Black & White
Identifier: F968361A-21E5-4278-9199-053441448550
2003-59-395
Subject: Federal Telegraph Company
Audion
Amplifiers (Electronics) (LCSH)
Amplifiers, Vacuum-tube (LCSH)

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