• Year
  • 1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 195716

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Details
  • Record Player (not changer)
  • Power type and voltage
  • Direct Current supply (DC) / 190-250 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 521-DC - His Master's Voice Masters,
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • See also HMV 521 AC mains model.
  • Literature/Schematics (1)
  • Radio Marketing Service Engineer
  Article in Wireless World, June 3rd, 1931 753 KB
  • Documents regarding this model
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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