• Country
• Spain

• Manufacturer / Brand
• Iberia Radio SA; Barcelona

• Year
• 1950 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 122646

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

• Number of Tubes
• 6

• Valves / Tubes
• EF39 ECH35 EBF2 EL33 EM34 AZ31

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 125 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Mariscal 4427 Serie U - Iberia Radio SA; Barcelona

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

• Notes
• Iberia Radio, S.A., modelo Mariscal 4427-U
   
  Según la etiqueta trasera:
   
  Observación: Los distintos tipos de válvulas que figuran en cada saeta del gráfico, serán empleados en diversas series de receptores, de acuerdo con las disponibilidades existentes.
   

  ---

  The set might be fitted with various tube complements depending on availability.

  Alternative tube complement: ECH3, EF9, EL3, EM4 or 6AF7G, 1883 or 5Y3.

• Price in first year of sale
• 3,445.00 Pts

• Mentioned in
• -- Original prospect or advert

• Author
• Model page created by Julio Amador-Vazquez. See "Data change" for further contributors.

• Other Models

• Here you find 243 models, 198 with images and 171 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Iberia Radio SA; Barcelona