• Country
• Italy

• Manufacturer / Brand
• Allocchio Bacchini (Radialba); Milano

• Year
• 1940/1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 80561

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH3 6K7G 6Q7G 6V6G 5Y3G Neon_Indicator

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Details
• Visual Tuning Indicator pre Eye

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 140; 160; 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 520S - Allocchio Bacchini Radialba;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 490 x 330 x 280 mm / 19.3 x 13 x 11 inch

• Notes

• Scala parlante inclinabile in vetro. 520S = soprammobile (table model), 520F = radiofonografo (console): stesso chassis (both models use the same chassis).

  Indicatore di sintonia al Neon.

• Price in first year of sale
• 1,900.00 ITL

• Source of data
• Guida Pratica Antique Radio II (2000)

• Mentioned in
• -- Schematic (Schemario Radioindustria 1949)

• Literature/Schematics (1)
• Il Radio Libro (D.E.Ravalico 1942)

• Author
• Model page created by Stefano Rugginenti. See "Data change" for further contributors.

• Other Models

• Here you find 341 models, 239 with images and 230 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Allocchio Bacchini (Radialba); Milano