• Year
  • 1967 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 226355

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

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 475 kHz; 3 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Dry Batteries / PP9: 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Power out
  • 0.75 W (unknown quality)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Travelmaster 4130 - Marconi Co. Marconiphone,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • A battery powered portable 8 transistor AM radio covering MW (182-566 metres), LW (1111-2027 metres) and SW (16.6-51 metres). Sockets for earphone, tape recorder and car aerial. When used in a car, a permeability tuner unit attached to the car aerial socket is used.  Elliptical loudspeaker 6 x 4 inch. Similar to the HMV 2138 model.

  • Literature/Schematics (1)
  • ERT Service chart 1594 May 25 1967
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum