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History of the manufacturer  

Amplion, Alfred Graham & Co. (Algraphone); London

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Name: Amplion, Alfred Graham & Co. (Algraphone); London    (GB)  
alternative name:
Graham Amplion GB
Abbreviation: amplion
Products: Model types Tube manufacturer Brand

Alfred Graham & Co.
St. Andrew's Works, Crofton Park, London SE4 (1911)
Branch Factory: Kilmore Works, Forest Hill, London SE23

Graham Amplion Ltd.
26 Saville Row, London W1 (1931)
Works: in Slough

Manufacturer of loudspeakers, and at least 101 models of Algraphone gramophones, exhibited in

The Algraphone Salon
25-26 Savile Row, Regent St., London (1922)
82 High St., Clapham, London SW4 (1925)

The address in Clapham also was "Service depot for the World's Standard Amplion wireless loud speaker". 

The company sold Metrovic valves during 1926/27 which are direct equivalents of Cosmos types.

Founded: 1894
Closed: 1939
Production: 1894 -

The company was formed in the late 1880s as partnership between Alfred Graham, Edward Graham and Arthur Dearlove and officially established in 1894.

In the 1910s Alfred Graham & Co. offered a range of naval telephones (loudspeakers) and complete installations for naval vessels, as well as telephone switchboards.

In the early 1920s, the company marketed the Graham Electrical Autohorn, as well as permanent magnets.

The company was divided into two limited companies end of 1926: Alfred Graham & Co. Ltd. (operating the naval side of the business), and Graham Amplion Limited (responsible for the manufacture and sale of loudspeakers and other radio related products).

In 1939, Graham Amplion Ltd. was struck off the register of companies, in 1962 they were wound up by the High Court on application of Optical Products Ltd., a supplier.

There were numerous subsidiaries and sales agencies world-wide:

Some models:
Country Year Name 1st Tube Notes
GB  23 Dragon AR19   petal oak horn, also available in mahogany or metal(?) There is also a model, specially m... 
GB  24 Dragonfly AR102   2000 ohms; there is also the 120 ohm model AR 101. This model was sold in France as Lib... 
GB  30 Two Valve All-Mains 354V  Metal Rectifier This model is also listed as the "Amplion AC 2". 
GB  31 AC Six 6 S4VB  first receiver to use a variable-mu screen-grid valve; local/distance switch. 
GB  32 Amplion Table Model   Metal rectifier. 
GB  39 Alternative   Red crackle paint. Also battery only version ADP2 (1946). 
GB  46 ADP2 [3Q5] 1A7GT  Red crackle paint. Frame aerial consists of a MW winding plus a loading coil for LW. Frame... 
GB  47 Delegate HU610 12K8GT  Uses a Barretter which can be shorted out for 110V with a switch. Some models have "Emsto... 
GB  24 Junior AR39   Amplion Junior AR-39. Impedance 2000 ohms. This model was sold in France as Amplionette... 
GB  23–26 Concert Dragon Horn AR35   10-petal oak horn, impedance 500 or 2000 ohms switchable, AR35 reproducer was also sold fo... 
GB  25 New Junior de luxe AR 114   oak or mahogany trumpet; 2000 ohms; there is also the 120 ohm model AR 113. 
GB  24/25 Dragonfly AR 101   120 ohms; there is also the 2000 ohm model AR 102. 


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

Pittman's Radio Annual 1926tbn_uk_amplion_pedigree.jpg
Amplion - Italian advertisement from local distributor (Società Radio-Telefonica Italiana)tbn_gb_amplion_italian_ad.jpg
record sleevetbn_amplion_graham.jpg
record sleevetbn_algraphones_.jpg
Manufacturer documentationtbn_amplion_hornspeaker_public.jpg


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