alternating-current meter

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• Current clamp — For current clamp recording in neurons, see Electrophysiology#Current clamp. In electrical and electronic engineering, a current clamp or current probe is an electrical device having two jaws which open to allow clamping around an electrical… …   Wikipedia

• Current transformer — A CT for operation on a 110 kV grid In electrical engineering, a current transformer (CT) is used for measurement of electric currents. Current transformers, together with voltage transformers (VT) (potential transformers (PT)), are known as …   Wikipedia

• Current sensor — A current sensor is a device that detects electrical current (AC or DC) in a wire, and generates a signal proportional to it.The generated signal could be analog voltage or current or even digital output.It can be then utilized to display the… …   Wikipedia

• Current sea level rise — This article is about the current and future rise in sea level associated with global warming. For sea level changes in Earth s history, see Sea level#Changes through geologic time. Sea level measurements from 23 long tide gauge records in… …   Wikipedia

• Meter (poetry) — In poetry, meter (metre in British English) is the basic rhythmic structure of a verse or lines in verse. Many traditional verse forms prescribe a specific verse meter, or a certain set of meters alternating in a particular order. The study of… …   Wikipedia

• Electricity meter — Typical North American domestic analog electricity meter …   Wikipedia

• EMF Meter — EMF meter, Electromagnetic field meter, (sometimes referred to as an EMF Detector) is a scientific instrument for measuring electromagnetic radiation. There are many different types of EMF meter, but the two largest categories are single axis and …   Wikipedia

• Electric current — Electromagnetism …   Wikipedia

• Electrical conductivity meter — An electrical conductivity meter. An electrical conductivity meter (EC meter) measures the electrical conductivity in a solution. Commonly used in hydroponics, aquaculture and freshwater systems to monitor the amount of nutrients, salts or… …   Wikipedia

• sound-level meter — ▪ instrument       device for measuring the intensity of noise, music, and other sounds. A typical meter consists of a microphone for picking up the sound and converting it into an electrical signal, followed by electronic circuitry for operating …   Universalium

• watt-hour meter — ▪ instrument       device that measures and records over time the electric power flowing through a circuit. Although there are several different types of watt hour meters, each consists essentially of a small electric motor and a counter. A… …   Universalium