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History of the manufacturer  

Dynaport Radio & Television Co. Ltd.; London (Portadyne)

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Name: Dynaport Radio & Television Co. Ltd.; London (Portadyne)    (GB)  
Abbreviation: dynaport
Products: Model types
Summary:

Dynaport Radio & Television Co. Ltd.;
Portadyne Works, Gorst Road, London, N.W. 10,

Brand: Portadyne

History:

This manufacturer was suggested by Konrad Birkner † 12.08.2014.


Some models:
Country Year Name 1st Tube Notes
GB  34–36 Portadyne S/A.C. AC/S2Pen   
GB  32 Challenger S215A  internal frame aerial; turntable; lift-up lid. 
GB  33 PB5 PB 5 PM12A  first battery receiver with class B amplification. 
GB  33 Portadyne S   only 20 sec. warm-up time. Local/distance switch. 
GB  45 Portadyne Table Model U56 6A8G  Walnut and maple veneered cabinet. There is a "Gram" socket but no "gram" switch. Also t... 
GB  53 Princess [Superhet]   Available in brown, cream, green or blue. Hill states this set is a superhet, but possibly... 
GB  46 Portadyne Table Model 2 6K8G   
GB  60 Portadyne Radiogram    
GB  34 A37 FC4  The Portadyne A37receives from 200-560 m and from 900-1900 m. On inside back wooden plate ... 
GB  53 Universal 12BA6  Different case but same chassis as the model Princess. 
GB  48 Minx 12K8  The Minx is an AC/DC mains 2 band superhet radio with 5 tubes including the rectifier tube... 
GB  56 Princess [TRF late] 12BA6   

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