• Year
  • 1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 119572

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

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Other, details in remarks or not known.
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • TUBES VISIBLE, material not known.
  • from Radiomuseum.org
  • Model: Multi-Unit - Walker, George W. Co.
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 5 x 2.5 x 7 inch / 127 x 64 x 178 mm
  • Notes
  • Wave range 15 to 550 meters. Can act as a short wave receiver, short wave adapter for a BC receiver, Screen grid pre-amp, RF booster, RF oscillator, crystal receiver, wave meter, or wave trap.
  • Net weight (2.2 lb = 1 kg)
  • 1 kg / 2 lb 3.2 oz (2.203 lb)
  • Price in first year of sale
  • 16.00 $
  • Literature/Schematics (1)
  • Radio News, Oct 1929 p 338 -339 & CQ Nov 1980 p 56-58

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The model Multi-Unit is part of the collections of the following members.

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