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Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 6- Listening tests on loudspeakers - Single stimulus ratings and paired comparisons. Original standard IEC TR 61305-6-2005 in PDF full version. Additional info + preview on request

Document status: Active

Protection against lightning electromagnetic impulse - Part 4: Protection of equipment in existing structures. CEI/IEC 61312-4:1998. Original standard IEC TR 61312-4-1998 in PDF full version. Additional info + preview on request

Document status: Active

Handbook of audio and video symbols. Original standard IEC TR 61320-1996 in PDF full version. Additional info + preview on request

Document status: Withdrawn

High-voltage testing techniques with very fast impulses - Part 1: Measuring systems for very fast front overvoltage generated in gas-insulated substations. Original standard IEC TR 61321-1-1994 in PDF full version. Additional info + preview on request

Document status: Active

Live working - Guidelines for the installation of transmission and distribution line conductors and earth wires - Stringing equipment and accessory items. IEC TR 61328:2024-11(en). Original standard IEC TR 61328-2024 in PDF full version. Additional info + preview on request

Document status: Active

Distribution automation using distribution line carrier systems - Part 1- General considerations - Section 1- Distribution automation system architecture. CEI/IEC 1334-1-1:1995. Original standard IEC TR 61334-1-1-1995 in PDF full version. Additional info + preview on request

Document status: Active