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Acoustics. Reference zero for the calibration of audiometric equipment - Preferred test conditions for the determination of reference hearing threshold levels Ingestion-build-48068 ISO 155 is applicable to:
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Description
ISO 155 is applicable to:
Landscape designers
BS 4C 14 specifies the basic dimensions and access clearance for aircraft pressure refuelling connections
As described in IEC Guide 107
Acoustics. Reference zero for the calibration of audiometric equipment - Preferred test conditions for the determination of reference hearing threshold levels Ingestion-build-48068 ISO 155 is applicable to:1 Scope This part of ISO 389 specifies test conditions for determining the hearing thresholds of subjects for the purpose of establishing standardized values for reference hearing threshold levels.
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