IEC 60094-5 : 1.0
IEC 60094-5 : 1.0
MAGNETIC TAPE SOUND RECORDING AND REPRODUCING SYSTEMS - ELECTRICAL MAGNETIC TAPE PROPERTIES
International Electrotechnical Committee
MAGNETIC TAPE SOUND RECORDING AND REPRODUCING SYSTEMS - ELECTRICAL MAGNETIC TAPE PROPERTIES
International Electrotechnical Committee
FOREWORD
PREFACE
SECTIONS ONE - GENERAL
Clause
1.1 Scope
1.2 Object
SECTION TWO - TECHNICAL REQUIREMENTS AND INFORMATION
CONCERNING TESTING CONDITIONS
2.1 Standard atmospheric conditions
2.2 Mechanical characteristics of tape transports
2.3 Electrical characteristics of test equipment
2.4 Calibration tape
2.5 Reference tape
2.6 Bias
2.6.1 Reference bias
2.6.2 Conventional test bias
SECTION THREE - PARAMETERS TO BE MEASURED
3.1 Bias ratio
3.2 Maximum output level
3.3 Relative tape sensitivity
3.4 Reference level to bias noise ratio
3.5 Signal to bias noise ratio
3.6 Reference level to d.c. noise ratio
3.7 Reference level to print ratio
3.8 Erasing attenuation (under construction)
3.9 Uniformity variations
3.10 Drop-out annoyance
SECTION FOUR - INFORMATION TO BE SUPPLIED BY THE MAGNETIC
TAPE MANUFACTURER
4.1 Recommended form for published data
APPENDIX A - Equipment noise correction
APPENDIX B - Measuring means
APPENDIX C - Intermodulation distortion measuring equipment
Applies to non-perforated magnetic tape used for professional and domestic analogue sound recording and reproduction. Lists and defines the characteristics, methods of measurement and equipment necessary to determine the electrical properties of magnetic tapes. Will also enable users of magnetic tapes to compare the technical product data of different manufacturers, produced in accordance with this standard.
Document Type | Standard |
Status | Current |
Publisher | International Electrotechnical Committee |
Committee | SC 60A |