• Country
• Great Britain (UK)

• Manufacturer / Brand
• Pye Ltd., Radio Works; Cambridge

• Year
• 1957 ?

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 146865

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

• Number of Tubes
• 3

• Valves / Tubes
• UF1 UL41 UL41

• Power type and voltage
• AC/DC-set / 100-120 / 200-250 Volt

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

• from Radiomuseum.org
• Model: Talk Box - Pye Ltd., Radio Works;

• Notes
• Intercom using radio transmission through electric mains wiring. Range upto 0.5 miles. Carrier frequency 105-140KHz.

• Source of data
• -- Schematic

• Circuit diagram reference
• Radio and TV Servicing books (R&TVS) book

• Author
• Model page created by Keith Staines. See "Data change" for further contributors.

• Other Models

• Here you find 629 models, 485 with images and 342 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Pye Ltd., Radio Works; Cambridge