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NA
Status of Standard is Unknown
BS EN 60645-1 ED4.0 - ELECTROACOUSTICS - AUDIOMETRIC EQUIPMENT - PART 1: EQUIPMENT FOR PURE-TONE AND SPEECH AUDIOMETRY
Hardcopy , PDF
English
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements by type and
class of audiometer
5 General requirements
6 Test signals
7 Transducers
8 Signal level control
9 Reference tone
10 Calibration
11 Electrical output of test signals
12 Audiogram format
13 Test requirements to demonstrate
conformity
14 Maximum permitted expanded uncertainty
of measurements Umax
15 Marking and instruction manual
Bibliography
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