• Country
• Austria

• Manufacturer / Brand
• Teirich & Leopolder, Leopolder & Sohn, Radiowerk Leoson; Wien

• Year
• 1925

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 9619

• Number of Tubes
• 1

• Valves / Tubes

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

• Tuned circuits
• 1 AM circuit(s)

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

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

• Loudspeaker
• - only for Earphone!

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Detektor-Empfänger + NF-Verst. LEO-SON - Teirich & Leopolder, Leopolder

• Shape
• Tablemodel, slant panel.

• Dimensions (WHD)
• 220 x 190 x 140 mm / 8.7 x 7.5 x 5.5 inch

• Notes
• NF-Stufe integriert.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Price in first year of sale
• 170.00 öS

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original prospect or advert (Radiowelt, 1925)

• Other Models

• Here you find 10 models, 10 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Teirich & Leopolder, Leopolder & Sohn, Radiowerk Leoson; Wien