• Year
  • 1954
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 79386

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 470 kHz
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Line / Batteries (any type) / 200-250; 90+1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: BA 228 - Murphy Radio Ltd.; Welwyn
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 15.5 x 10.75 x 7 inch / 394 x 273 x 178 mm
  • Notes
  • Elliptical loudspeaker 6 x 4 inch. Black leatherette covered wood case with black bakelite ends. Also battery only version BA 229.
  • Net weight (2.2 lb = 1 kg)
  • 5.9 kg / 12 lb 15.9 oz (12.996 lb)
  • Price in first year of sale
  • 23.00 GBP

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