• Country
• Austria

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

• Year
• 1927/1928

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9281

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

• Number of Tubes
• 4

• Valves / Tubes
• A415 A415 B409 B405

• Main principle
• TRF with regeneration; 1 Special; 2 AF stage(s); something special ? Please give information (notes)

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Phono-Polydyne P4 Katalog Nr. 10062 - Kapsch & Söhne KS, Telephon-

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• [MB0002B] Alternativ zur Röhre B405 kann eine B443 verwendet werden.

• Net weight (2.2 lb = 1 kg)
• 6 kg / 13 lb 3.5 oz (13.216 lb)

• Price in first year of sale
• 325.00 ATS

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• Other Models

• Here you find 613 models, 506 with images and 376 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