• Year
  • 1934 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 66583
    • alternative name: Jewell

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

 Technical Specifications

  • from Radiomuseum.org
  • Model: Pattern 444 [Type 2] - Weston Electrical Instrument
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 5 = ca. 1934 and before
  • Literature/Schematics (1)
  • Riders 5-1

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