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IEC 60268-21 Ed. 1.0 en:2018Sound system equipment - Part 21: Acoustical (output-based) measurementsstandard by International Electrotechnical Commission, 11/07/2018
IEC 60268-21 Ed. 1.0 b:2018Sound system equipment - Part 21: Acoustical (output-based) measurementsstandard by International Electrotechnical Commission, 11/07/2018
IEC 60268-16 Ed. 5.0 b:2020Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission indexstandard by International Electrotechnical Commission, 09/25/2020Full Description IEC 60268-16:2020 specifies objective methods for...
IEC 60268-16 Ed. 4.0 en:2011Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission indexstandard by International Electrotechnical Commission, 06/28/2011
IEC 60268-16 Ed. 4.0 b:2011Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission indexstandard by International Electrotechnical Commission, 06/28/2011
IEC 60264-5-1 Ed. 1.1 b:2009Packaging of winding wires - Part 5-1: Cylindrical barrelled delivery spools with conical flanges - Basic dimensions CONSOLIDATED EDITIONstandard by International Electrotechnical Commission, 08/28/2009
IEC 60264-4-1 Ed. 2.1 b:2009Packaging of winding wires - Part 4-1: Methods of test - Delivery spools made from thermoplastic materials CONSOLIDATED EDITIONstandard by International Electrotechnical Commission, 06/25/2009
IEC 60264-4-1 Amd.1 Ed. 2.0 b:2009Amendment 1 - Packaging of winding wires - Part 4-1: Methods of test - Delivery spools made from thermoplastic materialsAmendment by International Electrotechnical Commission, 04/23/2009
IEC 60264-3-1 Ed. 2.1 b:2009Packaging of winding wires - Part 3-1: Taper barrelled delivery spools - Basic dimensions CONSOLIDATED EDITIONstandard by International Electrotechnical Commission, 08/28/2009
IEC 60264-1 Amd.1 Ed. 1.0 b:2009Amendment 1 - Packaging of winding wires - Part 1: Containers for round winding wiresAmendment by International Electrotechnical Commission, 04/23/2009
IEC 60263 Ed. 4.0 b:2020Scales and sizes for plotting frequency characteristics and polar diagramsstandard by International Electrotechnical Commission, 06/26/2020
IEC 60255-27 Ed. 3.0 b:2023Measuring relays and protection equipment - Part 27: Product safety requirementsstandard by International Electrotechnical Commission, 02/01/2023