Earth-moving machinery. Laboratory evaluation of operator seat vibration Ingestion-build-82061 Why should you use BS

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If the reference PV device has the same relative spectral responsivity as the device under test then the reference device automatically takes into account deviations of the measured spectral irradiance distribution from the reference spectral irradiance distribution

Earth-moving machinery. Laboratory evaluation of operator seat vibration Ingestion-build-82061 Why should you use BS1 Scope 1. 1 This document specifies, in accordance with ISO 103261: 2016, a laboratory method for measuring and evaluating the effectiveness of the seat suspension in reducing the vertical whole body vibration transmitted to the operator of earth moving machines at frequencies between 1 Hz and 20 Hz. It also specifies acceptance criteria for application to seats on different machines.