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Dioden-Empfänger

Dioden-Empfänger ; Stefra Marke, Rudolf (ID = 152326) Crystal Dioden-Empfänger ; Stefra Marke, Rudolf (ID = 152327) Crystal
Dioden-Empfänger ; Stefra Marke, Rudolf (ID = 155814) Crystal Dioden-Empfänger ; Stefra Marke, Rudolf (ID = 155815) Crystal
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Dioden-Empfänger ; Stefra Marke, Rudolf (ID = 152326) Crystal
Stefra Marke, Rudolf: Dioden-Empfänger [Crystal] ID = 152326 700x465
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For model Dioden-Empfänger, Stefra (Marke), Rudolf Franek; Wien
 
Country:  Austria
Manufacturer / Brand:  Stefra (Marke), Rudolf Franek; Wien
Brand
 
Franek, Rudolf; Wien
Year: 1958 ?? Category: Detector-Radio (Crystal or diode, without tubes/transistors)
Main principle Crystal or Solid State Detector
Tuned circuits 1 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage No Power needed
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: Dioden-Empfänger - Stefra Marke, Rudolf Franek;
Material Modern plastics (no Bakelite or Catalin)
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 62 x 21 x 79 mm / 2.4 x 0.8 x 3.1 inch
Notes Spule mit verstellbarem Eisenkern, Diode OA70.
Source of data -- Collector info (Sammler) / Radiokatalog Band 2, Ernst Erb

Model page created by Egon Penker. See "Data change" for further contributors.



All listed radios etc. from Stefra (Marke), Rudolf Franek; Wien
Here you find 19 models, 18 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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