• Country
• Germany

• Manufacturer / Brand
• Espe-Werke Strelow & Prunzel GmbH (SP); Potsdam

• Year
• 9999

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 304078

• Main principle
• Crystal or Solid State Detector

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Dublette mit ID = 14478 - Espe-Werke Strelow & Prunzel

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Author
• Model page created by Mike Edwards † 25.10.21. See "Data change" for further contributors.

• Other Models

• Here you find 6 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Espe-Werke Strelow & Prunzel GmbH (SP); Potsdam