• Year
  • 1958–1969
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 77821

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

 Technical Specifications

  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
  • Power out
  • 3.5 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: R-47 - Hallicrafters, The; Chicago,
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 140 x 130 x 90 mm / 5.5 x 5.1 x 3.5 inch
  • Notes
  • Die-cast housing, frequency response 300 - 2850 Hz, impedance 3.2 ohms. Matches the SX-117 shortwave receiver and other related sets/items.
  • Net weight (2.2 lb = 1 kg)
  • 1.8 kg / 3 lb 15.4 oz (3.965 lb)
  • Price in first year of sale
  • 15.00 $
  • Source of data
  • -- Collector info (Sammler)
  • Author
  • Model page created by a member from D. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

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

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