B&K 2250 Light Manual de usuario descargar pdf (Pagina 17)

Product Overview Sound Level Meters & Accessories

SOUND INTENSITY CALIBRATOR – 4297

USES

Measurement and veriﬁcation of pressure-residual intensity index

Phase matching of the sound intensity system

to enhance the dynamic capability

For measurements in challenging acoustic environments

Simultaneous sound pressure calibration of both input channels at 251.2 Hz

(class 1 IEC 60942)

FEATURES

No need to dismantle the probe for calibration

Optimised for use with Type 2270 Hand-held Analyzer

A complete sound and sound-intensity calibrator in one unit

Automatic

adjustment of sound pressure for variations in atmospheric pressure

Built-in broadband sound source for pressure-residual intensity-index

measurements – to fulﬁll standards

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B&K 2250 Light Manual de usuario Pagina 17