This Weston milliammeter measures current at a more sensitive range than the ammeter (a milliamp is one thousandth of an amp). This was the Weston Corp’s first model of milliammeter, produced between the 1910s and 1930s.
NJIT Campus Center, Second Floor
17 x 15 x 9 cm
Matthew J. Brown
1910s to 1930s
NJIT Otto H. York Department of Chemical and Materials Engineering
weston, milliammeter, milliamp, ammeter, current, measuring instrument