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NEMA LC 1:2007

NEMA LC 1:2007 Test Procedure For Compatibility Of Hearing Aids And Ultrasonic Lighting Control Devices Sets forth test procedures for use with a small acoustic chamber to evaluate potential interactions between hearing aids and ultrasonic lighting control devices, hereinafter referred to as occupancy s

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Table of Contents

Foreword
Section1-GENERAL
1.1Scope
1.2References
1.3TestEquipment
1.4ReferenceUltrasonicTransducers
1.4.1Frequency
Section2-TERMINOLOGYRELATEDTODETERMININGTHEMAXIMUM
SIGNALLEVELINTHETESTSET-UP
2.1MinimumDistance
2.2UltrasonicTransducer'sOutput
2.3TestDista
2.4MaximumVoltage
2.5MaximumSoundPressureLevel
Section3-TESTSET-UPANDPROCEDURES
3.1General
3.2InitialTestSet-Up
3.3HearingAidNoiseTestProcedure

Abstract

Sets forth test procedures for use with a small acoustic chamber to evaluate potential interactions between hearing aids and ultrasonic lighting control devices, hereinafter referred to as occupancy sensors.

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