• Year
  • 1930 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 43489
    • Brand: Synchrophase

 Technical Specifications

  • from Radiomuseum.org
  • Model: 671SPU - Grebe, A.H. & Co.; Richmond
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

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