• Country
• Spain

• Manufacturer / Brand
• Radio-Electra; Madrid

• Year
• 1924 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 227316

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 4 & 80 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Desconocido - Unknown 1 Madera+esteatita 2 diales 3 bobinas 4 válvulas - Radio-Electra; Madrid

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

• Dimensions (WHD)
• 430 x 280 x 202 mm / 16.9 x 11 x 8 inch

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• Author
• Model page created by Norbert Konersmann. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio-Electra; Madrid