Electroacoustics. Sound level meters - Specifications Ingestion-build-209208 BS 6165 specifies performance requirements

BS 6165 specifies performance requirements for

HBES switches complying with this standard are suitable for use at ambient temperatures not normally exceeding 35 °C

These procedures appear for the first time in BS 1377-6

They include measurements and procedures required to determine specific enthalpy within the moisture region and describe precautions necessary to permit testing while respecting radiological safety rules in nuclear plants

Electroacoustics. Sound level meters - Specifications Ingestion-build-209208 BS 6165 specifies performance requirementsWhat is BS EN 61672 1 Sound level meters about? A sound level meter is a self contained hand held instrument with an attached microphone and a built in display device. BS EN 61672 1 is an International Standard that provides specifications for sound level meters. BS EN 61672 1 gives electro acoustical performance specifications for three kinds of sound measuring instruments: A time weighting sound level meter that measures exponential time weighted,