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Radio Development Company; San Francisco

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Name: Radio Development Company; San Francisco    (USA)  
Abbreviation: radiodev
Products: Model types
Summary:

The Radio Development Company was located in San Francisco, California. they advertised a Audion control panel in a September 1920 QST magazine advertisement.

History:
?

This manufacturer was suggested by Alan Larsen.


Some models:
Country Year Name 1st Tube Notes
USA  20 Detector & Two-Step Audio Amplifier VT-Class-I  Radio Development Company Detector and Two-Stage Audio Amplifier. 
USA  20 Rotary Spark Gap   The motor of the Radio Development Company Rotary Spark Gap is powered with 110 V AC/DC... 
USA  20 One-Stage Audio Amplifier VT-Class-II  Radio Development Company One-Stage Audio Amplifier 

[rmxhdet-en]

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

August 1920 Pacific Radio News magazine advertisement page 15tbn_usa_radiodevlopment_da_aug1920pacificradionews_page_16.jpg

  

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