• Country
• Germany

• Manufacturer / Brand
• Braun; Frankfurt

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1137

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

• Number of Tubes
• 4

• Valves / Tubes
• RENS1204 RENS1204 RES164 or RES374 RGN564

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

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Wave Bands given in the notes.

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

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Cosmophon 333W - Braun; Frankfurt

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Dimensions (WHD)
• 250 x 320 x 205 mm / 9.8 x 12.6 x 8.1 inch

• Notes
• Ch=444+777

• Net weight (2.2 lb = 1 kg)
• 6.3 kg / 13 lb 14 oz (13.877 lb)

• Price in first year of sale
• 119.00 RM

• Source of data
• Radiokatalog Band 1, Ernst Erb

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

• Other Models

• Here you find 1067 models, 936 with images and 653 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Braun; Frankfurt