Acoustics

Acoustics

Of or pertaining to the study of mechanical waves in all stages of matter including sounds, vibration, ultrasounds, and infrasound.

Industry: Physics; Science

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Acoustics

audiometer

Science; Acoustics

An instrument for testing hearing, standard equipment in ENT, audiometry and audiology centers.

acoustic calibrator

Science; Acoustics

An instrument providing a reference noise source used to calibrate and check the performance of sound level meters.

octave band analyzer

Science; Acoustics

An instrument that measures sound levels in octave bands.

spectrum analyzer

Science; Acoustics

An instrument to analyze a sound or vibration wave into it's frequency components. A spectrum analyzer converts a signal from the time domain into the frequency domain,. The FFT, octave and ...

real time analyzer (RTA)

Science; Acoustics

An instrument which uses a number of narrow bandwidth filters connected to a display to give a visual indication of the amplitude in each frequency band simultaneously or at the same time.

sound level meter (SLM)

Science; Acoustics

An instrument, usually hand-held, designed to measure sound pressure levels in accordance with an accepted national or international standard. It consists of a microphone, amplifier, square-law ...

anti-aliasing filter

Science; Acoustics

Analogue low pass filters used before analogue to digital conversion to filter out the frequencies greater than half the sampling frequency and prevent aliasing