• Year
  • 1936/1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 2625
    • alternative name: Löwe Radio

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

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration; 1 AF stage(s)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 127; 150; 220; 240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Opta 137W - Loewe-Opta; Deutschland
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 520 x 310 x 246 mm / 20.5 x 12.2 x 9.7 inch
  • Notes
  • Sparschaltung zur Verminderung der Leistungsaufnahme durch Umschaltung der Sekundärwicklung des Netztrafos.

    Entspricht Loewe RL137W.

  • Net weight (2.2 lb = 1 kg)
  • 14.4 kg / 31 lb 11.5 oz (31.718 lb)
  • Price in first year of sale
  • 163.00 RM
  • Circuit diagram reference
  • Lange+Schenk+FS-Röhrenbestückung

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The model Opta is part of the collections of the following members.

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