• Year
  • 1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 172448

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 450.5 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 100-110; 200-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16.5 cm = 6.5 inch
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Little Prodigy 909 AC - Beethoven Electric Equipment,
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 240 x 260 x 140 mm / 9.4 x 10.2 x 5.5 inch
  • Notes
  • Transportable radio, but not a real Portable (for cordless operation). Appearance resembles the 909 Battery model.
  • Literature/Schematics (1)
  • Trader Service Sheet 448

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