• Country
• Great Britain (UK)

• Manufacturer / Brand
• Masteradio, London

• Year
• 1966 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 180426

• Number of Transistors
• 10

• Semiconductors
• AF178 AF115 AF116 AF116 AF116 OC71 AC127 OC81D OC81 AC127

• Main principle
• Superheterodyne (common); ZF/IF 470/10700 kHz

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Dry Batteries / PP9: 1 x 9 Volt

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

• Power out
• 0.8 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: AM/FM Four Waveband D517 - Masteradio, London

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

• Dimensions (WHD)
• 13.5 x 9.5 x 3.5 inch / 343 x 241 x 89 mm

• Notes
• 3 band plus "Luxembourg" (1410-1700KHz) bandspread. Set also produced as GEC model G817.

• Net weight (2.2 lb = 1 kg)
• 5.25 lb (5 lb 4 oz) / 2.384 kg

• Source of data
• -- Schematic

• Literature/Schematics (1)
• ERT Chart 1622

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

• Other Models

• Here you find 89 models, 53 with images and 55 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Masteradio, London