Weston (of Newark, NJ) Electrodynamometer Voltmeter model 341 No. 2104. Measures the voltage of an electrical circuit. Reliable within .25%. To obtain greatest accuracy use the formulas on the authentication certificate. No correction for...
Weston (of Newark, NJ) Electrodynamometer Milliammeter model 370 No. 1519. Measures small electrical currents, milliamperes. Reliable within .25%. To obtain greatest accuracy on direct current, reversed readings should be taken to eliminate the...
Weston (of Newark, NJ) Electrodynamometer Milliammeter model 370 No. 1519. Measures small electrical currents, milliamperes. Reliable within .25%. To obtain greatest accuracy on direct current, reversed readings should be taken to eliminate the...