An exemplar example First generation from 1890 Model 125. Weston's inventions enabling these meters included: the first truly permanent magnets; temperature-insensitive conductors; low-resistance and non-magnetic springs; metal coil frames where induced eddy currents provided pointer damping (1887); the electric shunt (1893) for the measurement of large currents; and multiple current ranges in a single meter.
Rarely if ever will you get an opportunity to obtain electrical history like this in this condition. The item "1890 WESTON Direct Read ELECTRICAL INSTRUMENT 125 VOLTMETER Gauge NEWARK 1st Gen" is in sale since Monday, September 16, 2019.
This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "oldworldoddities" and is located in Colorado Springs, Colorado. This item can be shipped to United States, all countries in Europe, Canada, China, Mexico, Japan, Brazil, Australia, South Korea, Indonesia, Taiwan, South africa, Thailand, Hong Kong, Bahamas, Israel, New Zealand, Singapore, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guadeloupe, Jordan, Cambodia, Cayman islands, Sri lanka, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Philippines.