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Test Procedure for Compatibility of Hearing Aids and Ultrasonic Lighting Control Devices


Status: Active
Document ID: 100139
NEMA LC 1-2007 (R2013, 2018)   [DOWNLOAD]   [BUY]

Sets forth test procedures for use with a small acoustic chamber to evaluate potential interactions between hearing aids and ultrasonic lighting control devices (occupancy sensors). Test procedures are designed to simulate and test occupancy sensors at three typical, specific frequencies (25 kHz, 32.7 kHz and 40 kHz) and one type of hearing aid.


Published Date: Dec.4.2018
Number of pages: 8
Document ID: 100139

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