• 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
• 102479

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

• Number of Transistors
• 7

• Semiconductors
• OC44 OC45 OC45 OC71 OC78D or. OC81D OC78 or. OC81 OC78 or. OC81

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• 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) / Ø 3 inch = 7.6 cm

• Material
• Leather / canvas / plastic - over other material

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

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

• Notes

• Leather case available in black or grey or ivory or red or de-luxe pigskin. Same chassis and schematic used in Piccadilly, Londoner and Park Lane. Sockets for external aerial and earphone.

  Distributed in the USA by Radio Shack.

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

• Literature/Schematics (1)
• P.Stenning CD

• Literature/Schematics (2)
• Photofact TSM Transistor Radio Series SAMS (TSM 11, April 1962, pages 99 - 104)

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

• Other Models

• Here you find 63 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