Detektor-Empfänger TD3

• Country
• Germany

• Manufacturer / Brand
• Tefi-Apparatebau; Porz bei Köln

• Year
• 1946–1949

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

• Radiomuseum.org ID
• 17238

• Picture
• Schematics

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Click on the schematic thumbnail to request the schematic as a free document.

• Main principle
• Crystal or Solid State Detector; Crystal-detection 1 circuit (no tubes)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Detektor-Empfänger TD3 - Tefi-Apparatebau; Porz bei

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 80 x 25 x 80 mm / 3.1 x 1 x 3.1 inch

• Notes
• Dosenform, L-Abstimmung

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Funkgeschichte der GFGF (9502)

• Literature/Schematics (1)
• Tefifon, Das; Herbert Jüttemann

• Picture reference
• Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

• Other Models

• Here you find 113 models, 101 with images and 98 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tefi-Apparatebau; Porz bei Köln