• Country
• Spain

• Manufacturer / Brand
• Radio Colón (Watt-Son); Palma de Mallorca

• Year
• 1948 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 328770

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41 EM34 AZ4

• 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) / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Watt-Son TB-22 - Radio Colón Watt-Son; Palma de

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

• Dimensions (WHD)
• 600 x 400 x 350 mm / 23.6 x 15.7 x 13.8 inch

• Author
• Model page created by Jose Juan Casado Caballero. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Colón (Watt-Son); Palma de Mallorca