• Country
• Great Britain (UK)

• Manufacturer / Brand
• Finston (Brand) Lighting Supplies Co., Finston Mfg. Co. Ltd.; London

• Year
• 1923 ?

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 77009

• Main principle
• Crystal or Solid State Detector

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Crystone Junior - Finston Brand Lighting

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

• Notes

• BBC stamp; GPO No.466

  Price £1/5/0 including BBC Tax of 7/6

• Price in first year of sale
• 1.25 GB £

• Source of data
• -- Original prospect or advert

• Mentioned in
• Tickling the Crystal; Sanders (vol.2; p.91)

• Literature/Schematics (1)
• -- Original prospect or advert (Popular Wireless and Wireless Review, Mar 10, 1923, Page 88,)

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Finston (Brand) Lighting Supplies Co., Finston Mfg. Co. Ltd.; London