• Year
  • 1932
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 43596

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 175 kHz; Screengrid 1926-1935
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 115; 230 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Majestic Ch= 15 - Grigsby-Grunow -Hinds Co.
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Uses one or more spray shield tubes; chassis 15 is employed in Sherwood, Ellswood and Havenwood models.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

 Collections | Museums | Literature

 Forum

Forum contributions about this model: Grigsby-Grunow -: Majestic Ch= 15

Threads: 1 | Posts: 2

I am trying to fins a schmatic for this radio or at least a tube (valve) list.The tubes in it now are a DL-1, 24A, 24a, 47 and an unknown without any markongs on the glass. I need to test it.

Richard Caracciolo, 23.Mar.21

Weitere Posts (2) zu diesem Thema.