• Year
  • 1931 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 43591

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 175 kHz; Screengrid 1926-1935
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / ? & 135 & -22,5 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Majestic Ch= 120 - Grigsby-Grunow -Hinds Co.
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Chassis for Majestic model 121.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

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