• Country
• Germany

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

• Year
• 1934–1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 4352

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

• Number of Tubes
• 4

• Valves / Tubes
• RENS1294 RENS1284 RES964 RGN1064

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

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Power out
• 3 W (unknown quality)

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Tonmeister 235WL - Telefunken Deutschland TFK,

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Notes
• Gleiches Chassis wie Siemens 33WL oder AEG Geaphon 35WL.

• Price in first year of sale
• 220.00 RM

• Source of data
• Katalog Radio-Zentrale Alex v. Prohaska 1935/1936 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Other Models

• Here you find 3557 models, 3142 with images and 2110 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