• Country
• Austria

• Manufacturer / Brand
• Kapsch & Söhne (KS), Telephon- und Telegraphenfabriks-AG; Wien

• Year
• 1929/1930

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9289

• Number of Tubes
• 3

• Valves / Tubes
• A409 A425 B406

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

• Tuned circuits
• 1 AM circuit(s)

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Triophon 10057 - Kapsch & Söhne KS, Telephon-

• Dimensions (WHD)
• 240 x 158 x 165 mm / 9.4 x 6.2 x 6.5 inch

• Notes
• Rückgekoppeltes Audion mit Zweifachverstärkung. [MB0003B]

• Net weight (2.2 lb = 1 kg)
• 1.935 kg / 4 lb 4.2 oz (4.262 lb)

• Price in first year of sale
• 98.00 öS

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 614 models, 508 with images and 378 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kapsch & Söhne (KS), Telephon- und Telegraphenfabriks-AG; Wien