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Somerset Stratford 4A

Somerset Stratford 4A; National Airphone (ID = 1030737) Radio Somerset Stratford 4A; National Airphone (ID = 1030738) Radio
Somerset Stratford 4A; National Airphone (ID = 1030739) Radio Somerset Stratford 4A; National Airphone (ID = 1030740) Radio
Somerset Stratford 4A; National Airphone (ID = 1030741) Radio Somerset Stratford 4A; National Airphone (ID = 1030742) Radio
Somerset Stratford 4A; National Airphone (ID = 1030743) Radio Somerset Stratford 4A; National Airphone (ID = 1543582) Radio
Somerset Stratford 4A; National Airphone (ID = 1543583) Radio
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Somerset Stratford 4A; National Airphone (ID = 1030737) Radio
National Airphone: Somerset Stratford 4A [Radio] ID = 1030737 933x526
Select picture or schematic to display from thumbnails on the right and click for download.
For model Somerset Stratford 4A, National Airphone Corp.; New York (NY):
Ebay Item number: 250861842095
 
Country:  United States of America (USA)
Manufacturer / Brand:  National Airphone Corp.; New York (NY)
Year: 1925 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: UV201A UV201A UV201A UV201A
Main principle TRF without regeneration
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: Somerset Stratford 4A - National Airphone Corp.; New
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Dimensions (WHD) 21 x 15 x 11 inch / 533 x 381 x 279 mm
Notes Two dials (primary tuning control knobs) ; two-tone mahogany.
Price in first year of sale 65.00 $
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Mentioned in Radio News,Feb.1925


All listed radios etc. from National Airphone Corp.; New York (NY)
Here you find 15 models, 13 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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