Decibels Meter
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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
Sound level meter — Type 1 Sound Level Meter (Shown: Svantek 979) Sound level meters measure sound pressure level and are commonly used in noise pollution studies for the quantification of almost any noise, but especially for industrial, environmental and aircraft… … 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
Microwave power meter — A microwave power meter is an instrument which measures the electrical power at microwave frequencies. Usually a microwave power meter will consist of a measuring head which contains the actual power sensing element, connected via a cable to the… … Wikipedia
VU meter — A VU meter is often included in analog audio equipment to display a signal level in Volume Units.It is intentionally a slow measurement, averaging out peaks and troughs of short duration to reflect the perceived loudness of the material. It was… … 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
sound-level meter — noun : an apparatus for comparing sound intensity levels usually in decibels … Useful english dictionary
DBM — electr. abbr. Decibels Meter abbr. DataBase Manager (DB) comp. abbr. Data Base Manager … United dictionary of abbreviations and acronyms
Decibel — This article is about the ratio of measures. For sound or acoustic level, see Sound pressure. For other uses, see Decibel (disambiguation). Attenuation chart of an RG 6 Coaxial cable, measured in decibels per 100 feet of cable The decibel (dB) is … Wikipedia
IEEE 1355 — IEEE 1355, IEC 14575, or ISO 14575 is a data communications standard, the IEEE Standard for Heterogeneous Interconnect (HIC). It is a low cost, low latency, scalable serial interconnection system, originally intended for communication between… … Wikipedia
Gain — For other uses, see Gain (disambiguation). In electronics, gain is a measure of the ability of a circuit (often an amplifier) to increase the power or amplitude of a signal from the input to the output. It is usually defined as the mean ratio of… … Wikipedia
