• Country
• Great Britain (UK)

• Manufacturer / Brand
• Practical Wireless Magazine; London

• Year
• 1957

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 87103

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1U4 1U5 3V4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5/90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

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

• from Radiomuseum.org
• Model: Mini-Set - Practical Wireless Magazine;

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes

• The Practical Wireless Mini-Set Radio was a hobbyist project described in the Practical Wireless magazine.  The February 1957 issue described the AC mains version, while the March 1957 issue described the battery version. 

  The battery version is shown here.

   

   

• External source of data
• "Building the Mini Set", Practical Wireless, February and March 1957

• Author
• Model page created by Bill Morris. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Practical Wireless Magazine; London