• Country
• Great Britain (UK)

• Manufacturer / Brand
• Edison-Bell Ltd.; London

• Year
• 1926 ?

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 121850

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

• Power type and voltage
• No Power needed

• Material
• Various materials

• from Radiomuseum.org
• Model: Variometer [0 - 360°] - Edison-Bell Ltd.; London

• Shape
• Chassis only or for «building in»

• Notes
• Features a 360° dial and an automatic parallel / series switchover at 180°:
  from 0° to 180° connected in parallel 45 - 890 µH,
  from 181° to 360° connected in series 200 - 3500 µH.
  Automatische Serien- Parallelumschaltung bei 18°:
  1.Einstellbereich (0° bis 180°): 45 µH bis 890 µH in Parallelschaltung.
  2.Einstellbereich (181° bis 360°): 200µH bis 3,5 mH in Serienschaltung.

• Source of data
• - - Data from my own collection

• Author
• Model page created by Rudolf Osterkamp. See "Data change" for further contributors.

• Other Models

• Here you find 26 models, 14 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Edison-Bell Ltd.; London