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History of the manufacturer  

Economic Electric; London

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Name: Economic Electric; London    (GB)  
Abbreviation: economic
Products: Tube manufacturer
Summary:

Economic Electric Ltd.
303 Euston Square, London, NW5
Head Office was at 10, Fitzroy Square, London, W1

Besides the showroom in Euston Road, they had works and a showroom in Twickenham.

History:
They also marketed and manufactured a triode in 1922 - the "Xtraudion". (Stokes p.209)

This manufacturer was suggested by Konrad Birkner † 12.08.2014.


Some models:
Country Year Name 1st Tube Notes
GB  22/23 Polyglot   ;similar to Wright & Weary No´s 266 and 258, Brewster Aerowave, Butler No. 111. 
GB  23 Clifden Mark II (2)    
GB  23 Naval Mark I (1)    
GB  22 Crystal Detector   Economic Electric Crystal Detector 

[rmxhdet-en]

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

Popular Wireless June 6, 1925tbn_dextraudion_pw_6625.png
Wireless magazine UK, May 1925tbn_dextraudion_wireless_magazine_uk_may_1925.png
Wireless Weekly Australia July 1925tbn_dextraudion_ww_a_725.png
Economic Electric Co ad 1934tbn_economic_electric_co_1934.png
Economic Electric Co, March 1929tbn_economic_electric_co_march_1929.png
Xtraudion Wireless World November 12th, 1923tbn_xtraudion_ww_121123.png
Xtraudion DE, Modern Wireless October 1924tbn_xtraudiondemw1024.png
October, 7 1922 Amateur Wireless page 384tbn_gb_economic_electric_oct._7_1922_amateur_wireless_384.jpg
experimental wireless July 1924tbn_economic_advert.jpg
Experimental wireless March 1924tbn_economic_advert2.jpg

  
rmXorg