• Year
  • 1965 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 176275

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

 Technical Specifications

  • Number of Transistors
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 470 kHz; 3 AF stage(s)
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Dry Batteries / 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.12 inch = 10.5 cm
  • Power out
  • 0.25 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: D525 - Masteradio, London
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 224 x 125 x 52 mm / 8.8 x 4.9 x 2 inch
  • Notes
  • Portable radio with "Luxembourg" and "Caroline" bandspread. Fitted with sockets for car aerial, & earphone. SW band 5.7-10.3 Mhz. Battery type PP6.

    Also marketed as the model types GEC G825 and Sobell S325.

  • Source of data
  • -- Schematic
  • Circuit diagram reference
  • Radio and TV Servicing books (R&TVS) book
  • Literature/Schematics (1)
  • ERT Chart 1515
  • Author
  • Model page created by Keith Staines. See "Data change" for further contributors.

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