I.S. EN 62121:2002
Current
The latest, up-to-date edition.
METHODS OF MEASUREMENT FOR MINIDISC RECORDERS/PLAYERS
Hardcopy , PDF
English
01-01-2002
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Important note : Users cannot be edited or removed once added to your Multi user PDF.
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
Specifies the measuring methods for recording and reproducing equipment for MiniDiscs that conform to I.S. EN 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.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
94
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| NF EN 62121 : 2002 | Identical |
| NBN EN 62121 : 2002 | Identical |
| IEC 62121:2001 | Identical |
| EN 62121:2001 | Identical |
| DIN EN 62121:2002-05 | Identical |
| BS EN 62121:2001 | Identical |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.