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Galvanometer Antique Measuring Instrument Used for Telegraph Cables 1850 circa

About the Item

Vertical mirror galvanometer made in 1850 circa, oak and glass, three adjustable screws at the base. Tool constituted by a magnet bar movable inside a coil and connected to a needle. In the absence of current the needle is positioned vertically while when the coil is crossed by the current it creates a magnetic field that moves the needle. This type of galvanometer was used for measurement of insulation of telegraph cables. Very good condition. Dimensions: height 29 cm, width 13 cm. Shipping is insured by Lloyd's London; our gift box is free (look at the last picture).
  • Dimensions:
    Height: 11.42 in (29 cm)Width: 5.12 in (13 cm)Depth: 2.76 in (7 cm)
  • Materials and Techniques:
  • Place of Origin:
  • Period:
  • Date of Manufacture:
    circa 1850
  • Condition:
  • Seller Location:
    Milan, IT
  • Reference Number:
    1stDibs: LU1020224208562

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