IEC 62121:2001
Current
The latest, up-to-date edition.
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French
18-10-2001
FOREWORD
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
Figures
Tables
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