Antique Wheatstone Bridge Slide-Wire Central Scientific Co. Early 20th Century For Sale
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Antique Wheatstone Bridge Slide-Wire Central Scientific Co. Early 20th Century: $65.99
This sale is for an antique Wheatstone bridge that was developed by Charles Wheatstone to measure unknown resistance values as a way to calibrate measuring instruments such as voltmeters or ammeters by using the long slide wire as pictured. This item is being sold for restoration or for decorative use and has not been tested. The knob on the long round brass tube slides easily. This piece is in good condition. The wood base measures 24 inches in length, 5 inches front to back and about 1 inch in thickness. This item weighs about 6 pounds. Study the pictures carefully as there are no returns. This seller does not ship internationally except through the Global Shipping Program.
