difference meter

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• 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

• Meter —    The consistent pattern of accented and unaccented beats, which themselves must occur at consistent time intervals. The strength of metric perception depends upon how regular in time are the phenomenal accents and the qualitative difference… …   Historical dictionary of sacred music

• Meter Constant —   This represents the ratio between instrument transformers (CTs, PTs) and the meter. It is used as a multiplier of the difference between meter readings to determine the kWh used. The meter constant is also used as a multiplier of the demand… …   Energy terms

• Peak programme meter — A typical British quasi PPM. Each division between 1 and 7 is exactly four decibels and 6 is the intended maximum level. A peak programme meter (PPM) is an instrument used in professional audio for indicating the level of an audio signal. There… …   Wikipedia

• Gas meter — A gas meter is used to measure the volume of fuel gases such as natural gas and propane. Gas meters are used at residential, commercial, and industrial buildings that consumes fuel gas supplied by a gas utility. Gases are more difficult to… …   Wikipedia

• Light meter — A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph. Typically a light meter will include a computer, either digital or analogue, which… …   Wikipedia

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

• Magnetic flow meter — The third most common flowmeter behind differential pressure and positive displacement flow meters, is the magnetic flow meter, also technically an electromagnetic flow meter or more commonly just called a mag meter. A magnetic field is applied… …   Wikipedia

• Moisture meter — Moisture meters are used to measure the percentage of water in a given substance. This information can be used to determine if the material is ready for use, unexpectedly wet or dry, or otherwise in need of further inspection. Wood and paper… …   Wikipedia

• S meter — An S meter (signal strength meter) is an indicator often provided on communications receivers, such as amateur radio receivers or shortwave broadcast receivers. The scale markings are derived from a subjective system of reporting signal strength… …   Wikipedia

• Ultrasonic flow meter — A ultrasonic flow meter measures the velocity of a liquid or gas through a pipe using acoustic sensors. This has some advantages over other measurement techniques. The results are slightly affected by temperature, density or conductivity.… …   Wikipedia