• Country
• Spain

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

• Year
• 1945 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 310012

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• Superheterodyne (common); ZF/IF 490 kHz

• 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 18 cm = 7.1 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Dervy 112 - Comercial Radio Bertrán;

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

• Dimensions (WHD)
• 400 x 290 x 210 mm / 15.7 x 11.4 x 8.3 inch

• Net weight (2.2 lb = 1 kg)
• 8.4 kg / 18 lb 8 oz (18.502 lb)

• Price in first year of sale
• 2,315.50 Pts

• Author
• Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

• Other Models

• Here you find 278 models, 113 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