• Country
• United States of America (USA)

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

• Year
• 1899 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 193834

• • alternative name: Jewell

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: AC-Voltmeter 155 - Weston Electrical Instrument

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 180 x 170 x 82 mm / 7.1 x 6.7 x 3.2 inch

• Notes
• Portable AC Voltmeter Single Range 125 V. But see the different versions - with different scales and other differences - all with the model type 155! Last patents are from 1898. We need advertisements and other documents to be able to tell the starting date which could have been as early as 1898 but was probably a year or a few years later. The different versions show a long manufacture time of decades.

• Net weight (2.2 lb = 1 kg)
• 1.8 kg / 3 lb 15.4 oz (3.965 lb)

• Price in first year of sale
• 33.00 $

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

• Author
• Model page created by Antonio Marra. See "Data change" for further contributors.

• Other Models

• Here you find 186 models, 161 with images and 98 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)