• Country
• Germany

• Manufacturer / Brand
• Tefag; Telephon Aktiengesellschaft vorm. J. Berliner

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 4828

• • alternative name: Telephon-Fabrik, AG vorm. J. Berliner

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

• Number of Tubes
• 2

• Valves / Tubes
• RENS1820 RENS1823d

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

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Direct Current supply (DC) / 110; 150; 220 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Zielsicher I G - Tefag; Telephon

• Dimensions (WHD)
• 335 x 235 x 230 mm / 13.2 x 9.3 x 9.1 inch

• Notes
• Scheibenskala

• Net weight (2.2 lb = 1 kg)
• 5 kg / 11 lb 0.2 oz (11.013 lb)

• Price in first year of sale
• 118.00 RM !

• Source of data
• Katalog Radio-Zentrale Prohaska 1932/33 / Radiokatalog Band 1, Ernst Erb

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

• Other Models

• Here you find 262 models, 180 with images and 108 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tefag; Telephon Aktiengesellschaft vorm. J. Berliner