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History of the manufacturer  

Proudfoot, G.M.; Chicago, IL

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Name: Proudfoot, G.M.; Chicago, IL    (USA)  
Abbreviation: proudfoot
Products: Model types
Summary:

G. M. Proudfoot
361 East Ohio Street  (November, 1920 Radio News magazine page 314)
Chicago, Illinois 

The G. M. Proudfoot Company was a frequent advertiser in the early 1920's. They offered a line of loose couplers and detector/amps.

In the July, 1922 Radio magazine, it was announced that G. M. Proudfoot had sold his company to the Cruver Manufacturing Co. and had become Manager and Chief Engineer of the radio department at Cruver. 

Production: 1920 - 1922
History:

This manufacturer was suggested by Alan Larsen.


Some models:
Country Year Name 1st Tube Notes
USA  21 Detector and Two-Stage Amplifier UV200  The G. M. Proudfoot Detector and Two-Stage Audio Amplifier was advertised in the November ... 
USA  20 Loose Coupled Tuning Transformer   G. M. Proudfoot advertised this loose coupler in a November 1920 Radio News advertisement.... 
USA  20 Loose Coupled Tuning Transformer Navy Type   G. M. Proudfoot advertised this "Navy Type Receiving Transformer" loose coupler in a Novem... 
USA  21 Long and Short Wave Receiving Set 150-25,000 Meters   The G. M. Proudfoot Long and Short Wave Receiving Set was advertised in the November 1921 ... 
USA  21 One Stage Amplifier UV201  The G. M. Proudfoot One-Stage Audio Amplifier was advertised in the November 1921 Radio Ne... 
USA  21 Regenerative Tuner   Advertised in a June 1921 Radio News magazine page 925. The tuner was listed and priced fo... 
USA  21 Tuner Detector and One Stage Amplifier [Regenerative] UV200  Advertised in a June 1921 Radio News magazine page 925. The Receiver was listed and priced... 
USA  21 Tuner, Detector and Two-Stage Amplifier [Regenerative] UV200  Advertised in a June 1921 Radio News magazine page 925. The Receiver was listed and priced... 
USA  21 Detector and Three-Stage Amplifier UV200  The G. M. Proudfoot Detector and Three-Stage Audio Amplifier was advertised in the Novembe... 
USA  21 Two-Stage Amplifier UV201  The G. M. Proudfoot Two-Stage Audio Amplifier was advertised in the November 1921 Radio Ne... 
USA  21 Detector and One Stage Amplifier UV200  The G. M. Proudfoot Detector and One-Stage Audio Amplifier was advertised in the November ... 
USA  21 Detector Cabinet UV200  The G. M. Proudfoot Detector Cabinet was advertised in the November 1921 Radio News magazi... 

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

December 1922 Radio News advertisement. page 1118tbn_usa_proudfoot_ad_dec22radnews180k.jpg
November 1920 Radio News advertisement.tbn_usa_proudfoot_ad_nov20radnews180k.jpg
November 1920 Radio News advertisement page 314tbn_usa_proudfoot_loosecoupler_ad_nov20radnews180k.jpg
November 1920 Radio News advertisement page 314tbn_usa_proudfoot_loosecoupler_ad_nov20radnews180k_1.jpg
July, 1922 Radio magazine page 69 This announcement described the sale of the company to the Cruver Manufacturing Company.tbn_usa_cruver_proudfoot_july_1922_radio_p69.jpg

  
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