Category IEC Standards

IEC 62546-2012 Helical-Scan Digital VTR Format D-11

Overview and Scope IEC 62546-2012, titled “Helical-scan digital video cassette recording format using 12.65 mm magnetic tape — Format D-11,” defines the technical specifications for a high-definition digital video recording system used extensively in professional broadcast and post-production environments. The…

IEC 62547-2009 Helical-Scan Digital VTR Format D-9

Overview and Scope IEC 62547-2009, titled “Helical-scan digital video cassette recording format using 12.65 mm magnetic tape — Format D-9,” defines the technical specifications for a professional digital video recording format based on 12.65 mm (1/2-inch) tape in a compact…

IEC TR 62543: HVDC — Modular Multilevel Converters

Technical report on modular multilevel converter technology for HVDC transmission applications IEC TR 62543, published in 2017 as a Technical Report by IEC Technical Committee 22 (Power Electronic Systems and Equipment), provides a comprehensive technical description of modular multilevel converters…

IEC TR 62544: HVDC — Active Filters

Comprehensive technical guidance on active filters for high-voltage direct current converter stations IEC TR 62544, published in 2016 as a Technical Report by IEC Technical Committee 22 (Power Electronic Systems and Equipment), provides comprehensive guidance on active filters for high-voltage…

IEC 62545-2009 Cable TV Signals Measurement Methods

Overview and Scope IEC 62545-2009, officially titled “Cable television signals — Measurement methods,” establishes standardized procedures for measuring the performance of cable television (CATV) systems and their components. This international standard is essential for ensuring consistent signal quality across broadband…

IEC 62538: Helical-Scan Digital VTR Format D-7 (DVCPRO)

IEC 62xxx Standards » IEC 62538: Helical-Scan Digital VTR Format D-7 (DVCPRO) IEC 62538, published in 2013, defines the helical-scan digital video recording format known as D-7, widely recognized commercially as DVCPRO. Unlike the high-end, low-compression D-11 format, D-7 was…