• Year
  • 1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 79858

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Sparton 81X - Sparks-Withington Co., Sparton
  • Notes
  • Country Home Receiver = Farm Radio. Model 81 with additional Wave Trap.
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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