GRAS 47HC User manual
Instruction Manual
GRAS 47HC 1/2” CCP Low-noise Microphone System
LI0218 - 6 February 2018
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 2
Revision History
Revision Date Description
Copyright Notice
gras@gras.dk
www.gras.dk
Trademarks
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Contents
Introduction ...................................................................................................................................................4
Verication .....................................................................................................................................................5
Ordering Information ...................................................................................................................................6
Specications ................................................................................................................................................6
Warranty, Service and Repair......................................................................................................................8
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 3
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 4
Introduction
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IMORTANT.
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 5
Verication
System Sensitivity
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Verication with 42AG Multifunction Sound Calibrator
Frequency Response Calibration
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 6
Ordering Information
Specications
Ω
Instruction Manual GRAS 47HC 1/2” CCP Low-noise Microphone System | 7
Warranty, Service and Repair
Calibration
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Warranty
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Service and Repairs
Table of contents
