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Detektor Red Ball

Detektor Red Ball; Telefongyar, Terta (ID = 1435094) mod-past25 Detektor Red Ball; Telefongyar, Terta (ID = 1435095) mod-past25
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Detektor Red Ball; Telefongyar, Terta (ID = 1435094) mod-past25
Telefongyar, Terta: Detektor Red Ball [mod-past25] ID = 1435094 724x487
Select picture or schematic to display from thumbnails on the right and click for download.
For model Detektor Red Ball, Telefongyar, Terta (TRT); Budapest:
Thanks for Mr.Tóth Ferenc, Hungary, Pomáz and Első Zalai Rádiómúzeum Alapítvány, First Zala County Radio Museum Foundation.
 
Country:  Hungary
Manufacturer / Brand:  Telefongyar, Terta (TRT); Budapest
Brand
 
Terta, TRT
Year: 1926–1937 Category: Radio module post 1925 (not a part, not a key)
Wave bands - without
Details
Power type and voltage No Power needed
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Detektor Red Ball - Telefongyar, Terta TRT;
Material Bakelite case
Shape Miscellaneous shapes - described under notes.
Dimensions (WHD) 55 x 50 x 22 mm / 2.2 x 2 x 0.9 inch
Net weight (2.2 lb = 1 kg) 0.1 kg / 0 lb 3.5 oz (0.22 lb)
Price in first year of sale 10.00 Pengő
Mentioned in -- Original prospect or advert (BAPO 21/a, 1928. január)
Literature/Schematics (1) -- Original prospect or advert (Rádió Amatör 1926. 1/1.)
Literature/Schematics (2) Barta és Társa Árjegyzék - BAPO 53, Bp. 1937.
Literature/Schematics (4) Rádió Készülékek Árjegyzéke, Telefongyár Budapest, ~1928

Model page created by Sandor Selyem-Tóth. See "Data change" for further contributors.



All listed radios etc. from Telefongyar, Terta (TRT); Budapest
Here you find 209 models, 197 with images and 53 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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