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BS EN 62121:2001

Current
Current

The latest, up-to-date edition.

Methods of measurement for minidisc recorders/players
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

09-30-2002

1 Scope and object
2 Normative references
3 Terms and definitions
4 Information required from manufacturers of MD recorders
   4.1 Introduction
   4.2 Identification
   4.3 Mechanical characteristics
   4.4 Electrical characteristics
   4.5 Environmental conditions
   4.6 Mechanical performance requirements
   4.7 Electrical performance requirements
   4.8 Results of measurement
5 Measuring conditions
   5.1 Introduction
   5.2 Environmental conditions
   5.3 Power supply
   5.4 Input conditions
   5.5 Output condition
   5.6 MD recorder setting
   5.7 Other conditions
   5.8 Test disc
   5.9 Performance claims
   5.10 Measuring equipment
   5.11 Additional considerations
6 Measurement of mechanical parameters
   6.1 Shock and vibration resistance
   6.2 Acoustic noise
7 Measurement of electrical parameters
   7.1 Maximum power consumption
   7.2 Frequency response
   7.3 Signal to noise ratio
   7.4 Dynamic range
   7.5 Distortion and noise
   7.6 Channel separation
   7.7 Deviation of emphasis characteristic
   7.8 Modulation distortion
   7.9 Phase difference between channels
   7.10 Minimum input level
   7.11 Output voltage
   7.12 Pitch deviation
   7.13 Access times
   7.14 Trackability
Annex A (normative) Test disc requirements
Annex B (informative) Table of measurements - Results
Annex C (informative) Available test disc
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Figure A.1 - Sweep signal
Tables

Defines the methods of measurements for recording and reproducing equipment for miniDiscs that confirm to the specifications of IEC.

Specifies the measuring methods for recording and reproducing equipment for MiniDiscs that conform to IEC 61909. Lists and defines the characteristics affecting the performance of MiniDisc recorders or players, establishes conditions and methods of measurement of those characteristics, and standardizes the presentation of the results.

Committee
EPL/100
DevelopmentNote
Supersedes 00/202785 DC (10/2002)
DocumentType
Standard
Pages
46
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
NBN EN 62121 : 2002 Identical
EN 62121:2001 Identical
NF EN 62121 : 2002 Identical
IEC 62121:2001 Identical
I.S. EN 62121:2002 Identical
DIN EN 62121:2002-05 Identical

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