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History of the manufacturer  

Arnold, J.F.; New York

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Name: Arnold, J.F.; New York    (USA)  
Abbreviation: arnold
Products: Model types
Summary:

City, New York

J. F. Arnold was a frequent advertiser in QST before the outbreak of WWI.

Founded: 1910
History:

This manufacturer was suggested by Alan Larsen.


Some models:
Country Year Name 1st Tube Notes
USA  20 Audion Control Panel VT-Class-I  The J. F. Arnold Audion Control Panel had provisions for using either a tubular Audio-Tron... 
USA  14–19 Arnold Navy Type Loose Coupler Model No. 5   J.F. Arnold "Arnold" Navy Type Loose Coupler With suitable inductance in conjunction with ... 
USA  14 Loose Coupler   J.F. Arnold Loose Coupler. 
USA  14 Loose Coupler 1914 Navy Type   The J. F. Arnold Navy Style loose coupler 
USA  19 Arnold Long Wave Receiving Transformer No. 7   J. F. Arnold Long Wave Receiving Transformer Model No.7. This is another inductive tuner m... 
USA  19 Combination Inductive Tuner   J.F. Arnold Combination Loose Coupler for both short and long wave work. 
USA  19 Arnold Long Wave Receiving Transformer Model No. 7   With a fair sized antenna this inductive tuner will tune up to 15,000 meters. 
USA  19 Arnold Combination Inductive Tuner   This Combination Inductive Tuner incorporates two primaries and two secondaries in one ... 
USA  22 Loud Speaker    
USA  12 Audion Control Box AUDION_DeForest   

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