Image / Genuine Audion Type 471-B power amplifier

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Title: Genuine Audion Type 471-B power amplifier
Creator: De Forest Radio Company (Jersey City, N.J.)
Date Created and/or Issued: 1920-1930
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: Audion tube type 471-B power amplifier, manufactured by deForest Radio Co.
Type: image
Identifier: 93000CB0-D59B-4EBB-9DBB-268203672999
2005-11-2
Subject: Audion
De Forest Radio Company
Vacuum-tubes
Amplifiers (Electronics)
Nineteen twenties

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