• Year
  • 1969–1977
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 89982

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

 Technical Specifications

  • Number of Transistors
  • 12
  • Main principle
  • Superheterodyne (common); ZF/IF 470/10700 kHz
  • Wave bands
  • Broadcast, Long Wave, Short Wave plus FM or UHF.
  • Power type and voltage
  • Dry Batteries / 2 x 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Power out
  • 1.5 W (unknown quality)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: R707 - Roberts Radio Co.Ltd., East
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 12.7 x 7.25 x 4.38 inch / 323 x 184 x 111 mm
  • Notes
  • Black leathercloth covered wooden case. Elliptical loudspeaker 7 x 4 inch. Contains two Mullard modules, the LP1179/2 FM module (BF195 and BF200 transistors) and the LP1164/1 IF module (AF114, AF115 and AF116 transistors).
  • Net weight (2.2 lb = 1 kg)
  • 2.9 kg / 6 lb 6.2 oz (6.388 lb)
  • Price in first year of sale
  • 36.00 GBP
  • Literature/Schematics (1)
  • -- Original-techn. papers.
  • Literature/Schematics (2)
  • ERT Service chart 1713
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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