• Country
• United States of America (USA)

• Manufacturer / Brand
• Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)

• Year
• 1916 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 170670

• • alternative name: Jewell

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Voltammeter I 50 280 - Weston Electrical Instrument

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 120 x 110 x 38 mm / 4.7 x 4.3 x 1.5 inch

• Notes
• Calibres cc: 3V 15V 150V; 3A 15A 30A.

• Net weight (2.2 lb = 1 kg)
• 0.550 kg / 1 lb 3.4 oz (1.211 lb)

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

• Author
• Model page created by Olivier Palix. See "Data change" for further contributors.

• Other Models

• Here you find 189 models, 164 with images and 101 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)