• Year
  • 1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 53949
    • alternative name: RCA Manufacturing || Victor Talking Machine

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

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF without regeneration
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 6 & 3 x 45 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic. / Ø 5 inch = 12.7 cm
  • Power out
  • 0.2 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 91B - RCA RCA Victor Co. Inc.; New
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • Blue top and sides, silver front and back.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 5 = ca. 1934 and before

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