• Country
• Italy

• Manufacturer / Brand
• Irradio; Milano

• Year
• 1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 99298

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8 6K7 6Q7 6F6 5Y3

• Main principle
• Superheterodyne (common); ZF/IF 420 kHz

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 127, 145; 160; 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 27 cm = 10.6 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: D557 - Irradio; Milano

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

• Dimensions (WHD)
• 400 x 505 x 310 mm / 15.7 x 19.9 x 12.2 inch

• Mentioned in
• -- Schematic

• Other Models

• Here you find 275 models, 202 with images and 122 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Irradio; Milano