• Country
• Germany

• Manufacturer / Brand
• Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH

• Year
• 1930/1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 4479

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

• Number of Tubes
• 4

• Valves / Tubes
• RE084 RE084 RE054 RE134

• Main principle
• TRF with regeneration; 1 Special; 2 AF stage(s); Neutrodyne

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 120+4 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: 4A/30 Batt - Telefunken Deutschland TFK,

• Dimensions (WHD)
• 330 x 280 x 200 mm / 13 x 11 x 7.9 inch

• Notes
• siehe 4A Batt.

• Price in first year of sale
• 134.00 RM !

• Source of data
• Katalog Radio-Zentrale Prohaska 1930/31 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Mentioned in
• Kat.Radio Arlt 1931

• Other Models

• Here you find 3555 models, 3140 with images and 2108 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH