HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 12,65 MM (0,5 IN) MAGNETIC TAPE ON TYPE BETA FORMAT - FM AUDIO RECORDING - PART 1: 625 LINE-50 FIELD SYSTEMS
International Electrotechnical Committee
FOREWORD
Clause
1 Scope
2 Normative reference
3 Recording method
4 Mechanical configuration
4.1 FM audio track pattern
4.2 Head azimuth angles
4.3 Recording time difference
5 Recording characteristics
5.1 Dynamic emphasis
5.2 Carrier centre frequency
5.3 Frequency deviation
5.4 Recording level
5.5 Modulation polarity
6 Other subjects
6.1 Channel application
Figures
Annex A - Encoder transient measurement method
Defines the electrical and mechanical characteristics of FM audio recording which provides for the interchangeability of recorded cassettes. The requirements given relate to 625 lines-50 field systems. This part is applicable to frequency modulation (FM) audio recording on video recorders fully compatible with the beta format for 625 lines-50 field television systems defined in IEC 767.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 100 |
