• Country
• Germany

• Manufacturer / Brand
• Radio-Amato, Otto Lootze; Berlin

• Year
• 1925–1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 16185

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

• Number of Tubes
• 1

• Valves / Tubes
• Triode

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

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

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Amato-Welt, Einröhren-Empfänger 4029 - Radio-Amato, Otto Lootze;

• Shape
• Tablemodel, slant panel.

• Dimensions (WHD)
• 230 x 140 x 115 mm / 9.1 x 5.5 x 4.5 inch

• Notes
• Steckspulen. Es gibt keine Röhren-Originalbestückung, weil die Geräte ohne Röhren verkauft wurden.
  Zitat aus dem Katalog: "Sämtliche Geräte gestatten die Verwendung jeder Röhrentype: Normal, Spar- oder Lautsprecherröhre".

• Net weight (2.2 lb = 1 kg)
• 0.950 kg / 2 lb 1.5 oz (2.093 lb)

• Price in first year of sale
• 55.00 RM

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

• Source of data
• Kat. Julius Jessel 1926/27 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Funkgeschichte der GFGF (8755)

• Literature/Schematics (1)
• Katalog Ehrenfeld 1925/26 (p.158, Nr.1203)

• Literature/Schematics (2)
• -- Original prospect or advert

• Literature/Schematics (3)
• Anzeige in „Rundfunkfibel“ von Waldemar Baumgart 1926

• Other Models

• Here you find 88 models, 76 with images and 27 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio-Amato, Otto Lootze; Berlin