Londoner PR 7 (Ch= PC16)

• Country
• Great Britain (UK)

• Manufacturer / Brand
• Perdio Electronics Ltd. / Products Ltd.; London, Stanmore

• Year
• 1958

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 102478

• Picture
• Schematics

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

• Number of Transistors
• 7

• Semiconductors
• OC44 OC45 OC45 OC71 OC81D OC81 OC81 OA70

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz; 3 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / PP6: 1 x 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Londoner PR 7 - Perdio Electronics Ltd. /

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 169 x 104 x 44 mm / 6.7 x 4.1 x 1.7 inch

• Notes
• Several Colors available for front, insert, back and dial. Name trim Perdio in gold or silver. Leather carrying case.
  Same chassis and schematic use in Piccadilly, Londoner, Park Lane and Super-7 models.
  Sockets for external aerial and earphone.
  Transistors: OC44, 2x OC45, OC71, OC78D or OC81D, 2x OC78 or 2x OC81.

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 62 models, 53 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Perdio Electronics Ltd. / Products Ltd.; London, Stanmore