• Country
• Great Britain (UK)

• Manufacturer / Brand
• Portable Utilities Co., Ltd. (Eureka); London

• Year
• 1925

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 162411

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Eureka Potentiometer - Portable Utilities Co., Ltd.

• Shape
• Chassis only or for «building in»

• Notes

• Adjustable potentiometer with enclosed movement. Wound to 300 Ohms.

• Literature/Schematics (1)
• Brown Brothers Catalog 1925/26

• Literature/Schematics (2)
• The Wireless Constructor (March 1925)

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

• Other Models

• Here you find 3 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Portable Utilities Co., Ltd. (Eureka); London