• Country
• Germany

• Manufacturer / Brand
• Lüdke, Arthur (ALD); Berlin

• Year
• 1928 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 80046

• • Brand: Funkstern

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Steckspulen - Lüdke, Arthur ALD; Berlin

• Notes
• Steckspulen mit unterschiedlichsten Windungszahlen von 25 bis 300 Wdg.
  
  25 Wdg. - 160-300 m
  35 Wdg. - 180-340 m
  50 Wdg. - 320-560 m
  75 Wdg. - 400-780 m
  100 Wdg. - 500-1050 m
  150 Wdg. - 700-1680 m
  200 Wdg. - 1010-2350 m
  250 Wdg. - 1300-3200 m
  300 Wdg. - 1600-4200 m
  

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (2)
• Katalog: Ohlendorf u. Francke, Hannover, 1929/30, Seite 27

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 17 models, 13 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lüdke, Arthur (ALD); Berlin