• Country
• Italy

• Manufacturer / Brand
• Irradio; Milano

• Year
• 1936/1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 74793

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

• Number of Tubes
• 4

• Valves / Tubes
• 57 57 WE30 or 41 80

• Main principle
• Superheterodyne (common); ZF/IF 348 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Dopolavoro A41 - Irradio; Milano

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 305 x 375 x 180 mm / 12 x 14.8 x 7.1 inch

• Notes
• Sebbene lo schema indichi W30, è più probabile che la sigla corretta sia WE30.
  
  Although schematic says W30 in tube lists, it's more likely that right tube is WE30.

• Source of data
• Guida Pratica Antique Radio (1) 1999

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Alessandro De Poi. See "Data change" for further contributors.

• Other Models

• Here you find 275 models, 202 with images and 121 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Irradio; Milano