STM PDF

Scales and sizes for plotting frequency characteristics and polar diagrams. CEI/IEC 60263:1982. Original standard IEC 60263-1982 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60263-2020

Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index. IEC 60268-16:2011. Original standard IEC 60268-16-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60268-16-2020

Sound system equipment - Part 18: Peak programme level meters - Digital audio peak level meter. Original standard IEC 60268-18-1995 in PDF full version. Additional info + preview on request

Document status: Active

Sound system equipment - Part 7: Headphones and earphones. IEC 60268-7:2010. Original standard IEC 60268-7-2010 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60268-7-2025

Low-voltage fuses - Part 1: General requirements. IEC 60269-1:2006-11+AMD1:2009-04+AMD2:2014-06 CSV(en-fr). Original standard IEC 60269-1-2014 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60269-1-2024

Low-voltage fuses - Part 2-1: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Sections I to VI: Examples of types of standardized fuses. Original standard IEC 60269-2-1-2002 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60269-2-1-2004