• Year
  • 1934
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 109606

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 125.5 kHz; 2 AF stage(s); Screengrid 1926-1935
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Direct Current supply (DC) / 200-250 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Power out
  • 1.25 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Superhet Selective DC Four 404 - HMV Brand, His Masters Voice,
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 15.2 x 17.5 x 10.8 inch / 386 x 445 x 274 mm
  • Notes
  • An adaptor was available to permit operation from a.c. mains; priced at 1.50 GBP in 1934
  • Net weight (2.2 lb = 1 kg)
  • 16.8 kg / 37 lb 0.1 oz (37.004 lb)
  • Literature/Schematics (1)
  • -- Original-techn. papers.
  • Author
  • Model page created by Roy Johnson. See "Data change" for further contributors.

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