IEC 60268-9 : 1.0 SOUND SYSTEM EQUIPMENT - ARTIFICIAL REVERBERATION, TIME DELAY AND FREQUENCY SHIFT EQUIPMENT International Electrotechnical Committee
IEC 60235-8 : 1.0 MEASUREMENT OF THE ELECTRICAL PROPERTIES OF MICROWAVE TUBES - BACKWARD WAVE OSCILLATOR TUBES 'O' TYPE International Electrotechnical Committee
IEC 60264-3-3 : 1.0 PACKAGING OF WINDING WIRES - TAPER BARRELLED DELIVERY SPOOLS - SPECIFICATION FOR NON-RETURNABLE SPOOLS MADE FROM THERMOPLASTIC MATERIAL International Electrotechnical Committee
IEC 60268-1 : 2.0 SOUND SYSTEM EQUIPMENT - GENERAL International Electrotechnical Committee
IEC 60255-21-1 : 1.0 ELECTRICAL RELAYS - VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - VIBRATION TESTS (SINUSOIDAL) International Electrotechnical Committee
IEC 60268-18 : 1.0 PEAK PROGRAMME LEVEL METERS - DIGITAL AUDIO PEAK LEVEL METER - SOUND SYSTEM EQUIPMENT International Electrotechnical Committee
IEC 60261 : 2.0 SEALING TEST FOR PRESSURIZED WAVEGUIDE TUBING AND ASSEMBLIES International Electrotechnical Committee
IEC 60235-6 : 1.0 MEASUREMENT OF THE ELECTRICAL PROPERTIES OF MICROWAVE TUBES - HIGH-POWER KLYSTRONS International Electrotechnical Committee
IEC 60730-2-14 : 2.0 AUTOMATIC ELECTRICAL CONTROLS - PART 2-14: PARTICULAR REQUIREMENTS FOR ELECTRIC ACTUATORS International Electrotechnical Committee
IEC 60235-3 : 1.0 MEASUREMENT OF THE ELECTRICAL PROPERTIES OF MICROWAVE TUBES - DISK SEAL TUBES International Electrotechnical Committee
IEC 60255-13 : 1.0 ELECTRICAL RELAYS - BIASED (PERCENTAGE) DIFFERENTIAL RELAYS International Electrotechnical Committee
IEC 60254-1 : 4.0 LEAD-ACID TRACTION BATTERIES - PART 1: GENERAL REQUIREMENTS AND METHODS OF TEST International Electrotechnical Committee