• Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 115414

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 456 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Master 50 Ch= 520 - Mullard Radio Company
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 265 x 360 x 190 mm / 10.4 x 14.2 x 7.5 inch
  • Price in first year of sale
  • 16.00 Aus£
  • Source of data
  • - - Data from my own collection
  • Circuit diagram reference
  • Australian Official Radio Service Manual Vol. I
  • Author
  • Model page created by Peter Hughes. See "Data change" for further contributors.

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The model Master 50 is part of the collections of the following members.

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