Power meter
Encyclopedia
Power meter may refer to:
- Electricity meterElectricity meterAn electricity meter or energy meter is a device that measures the amount of electric energy consumed by a residence, business, or an electrically powered device....
measures electrical energy (electrical power supplied to a residence, business or machine over time) - WattmeterWattmeterThe wattmeter is an instrument for measuring the electric power in watts of any given circuit.An instrument which measures electrical energy in watt hours is essentially a wattmeter which accumulates or averages readings; many such instruments measure and can display many parameters and can be...
measures the electrical power circulating in any electric circuit - Optical power meterOptical power meterAn optical power meter is a device used to measure the power in an optical signal. The term usually refers to a device for testing average power in fiber optic systems...
measures energy in an optical signal - Google PowerMeterGoogle PowerMeterGoogle PowerMeter was a software project of Google's philanthropic arm, Google.org, to help consumers track their home electricity usage. The development of the software was part of an effort by Google to invest in renewable energy, electricity grid upgrades, and other measures that would reduce...
is a tool to track a household's energy usage - A cycling power meterCycling power meterA cycling power meter is a device on a bicycle that allows measuring of the power output of the rider. Most cycling power meters use strain gauges to measure torque applied, and, combined with angular velocity, calculate power...
measures the power output of a bicycle rider