• Country
• Spain

• Manufacturer / Brand
• Comercial Radio Bertrán; Electrónica Bertrán; ELBE; Barcelona

• Year
• 1945 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 274154

• Number of Tubes
• 5

• Valves / Tubes

• 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: Dervy Senior 29 - Comercial Radio Bertrán;

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

• Dimensions (WHD)
• 440 x 260 x 180 mm / 17.3 x 10.2 x 7.1 inch

• Author
• Model page created by Jose Antonio Blanco Pavón. See "Data change" for further contributors.

• Other Models

• Here you find 275 models, 110 with images and 84 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Comercial Radio Bertrán; Electrónica Bertrán; ELBE; Barcelona