User's Manual

TITLE:
Product Specification for HS-W1
Revision:
001
Date:
11/30/2011
Prepared by:
Approved by:
Page: 8 of 18
本文件為美律實業股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成任何其他形式使用。
The information contained herein is the property of Merry and shall not be distributed reproduced, or disclosed in whole or in part without prior written
permission of Merry.
4 ACOUSTIC
4.1 Audio Performance – General Information
Unless otherwise specified:
 Microphone and speaker design verification testing will be done on a HATS (per
ITU-T P.58 specification) with a Type 3.3 ear with a soft pinna (per ITU-T P.57
specification).
 Frequency response masks are floating, best fit masks.
 DRP to ERP correction will be applied to all measurements performed using the
Type 3.3 ear as defined in the ITU-T P.58 specification.
 SLR calculations are to be performed following the ITU-T P.79 specification.
 Frequency response measurements must be done with a resolution of at least
1/12
th
octave or R40 series from 100 to 8000 Hz.
 Measurements are to be performed at standard temperature and pressure of 25
o
C
and 1 atmosphere.
 Environment setup for receiving measurement path and sending measurement
path are shown as blow Fig.
Signal input
through 2.4G
USB dongle