AC evaluation equipment for an IC tester

Adjustment circuit and method for solid-state electricity meter

Air core gauge testing method and apparatus utilizing magnetic c

Alternating current meter with photoelectric digital counter...

Apparatus for and method of internally calibrating an electrical

Automated calibration technique for non-field perturbing (electr

Automatic vertical calibration method and system for an oscillos

Calibrating device for control stations and indicators

Calibration

Calibration of power meters

Circuit for simultaneous testing of electricity meters with...

Compensation of simple fibre optic Faraday effect sensors

Computerized solid state energy meter test system and method of

Computerized solid state energy meter test system and method...

Current probe calibration fixture

Device and a method of metering and displaying energy...

Diagnostic meter base

Dual path attenuator for a high frequency calibration circuit

Dynamically calibrated trigger for oscilloscopes

Electric watt-hour meter testing device