• Country
• Germany

• Manufacturer / Brand
• Weilo, J. Feldman & Co.; Berlin

• Year
• 1929/1930

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 172511

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Material
• Metal case

• from Radiomuseum.org
• Model: Preferato AI - Weilo, J. Feldman & Co.;

• Dimensions (WHD)
• 115 x 130 x 103 mm / 4.5 x 5.1 x 4.1 inch

• Notes
• Kraftverstärkertransformator: Universal-Ausgangstrafo für 10 Watt; Prüfspannung 1000 Volt; 15 Rändelschraubanschlüsse;

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• Price in first year of sale
• 55.00 RM

• Source of data
• - - Data from my own collection

• Mentioned in
• Arlt's grosser Radiokatalog 1930 (p.92)

• Literature/Schematics (1)
• Die Sendung (Nr. 35, 1929)

• Author
• Model page created by Horst Schneider. See "Data change" for further contributors.

• Other Models

• Here you find 15 models, 12 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Weilo, J. Feldman & Co.; Berlin