• Country
• Great Britain (UK)

• Manufacturer / Brand
• Co-operative Wholesale Society (CWS) - Defiant; Manchester

• Year
• 1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 100488

• • Brand: Defiant

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

• Number of Tubes
• 4

• Valves / Tubes
• VP133 VP133 Pen383 U403

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

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

• Power type and voltage
• AC/DC-set / 200-250 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Defiant 770 AC-DC - Co-operative Wholesale Society

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

• Author
• Model page created by Mario Coelho. See "Data change" for further contributors.

• Other Models

• Here you find 123 models, 74 with images and 62 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Co-operative Wholesale Society (CWS) - Defiant; Manchester