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IEC 60231C (1974-01) IEC 60231C:1974 Third supplement: Instrumentation of gas-cooled graphite-moderated reactors
IEC 60441 (1974-01) IEC 60441:1974 Photometric and colorimetric methods of measurement of the light emitted by a cathode-ray tube screen
IEC 60235-2A (1974-01) IEC 60235-2A:1974 Measurement of the electrical properties of microwave tubes - Part 2: General measurements - Chapter V: Methods of measuring parasitic noise
IEC 60457-1 (1974-01) IEC 60457-1:1974 Rigid precision coaxial and their associated precision connectors. Part 1: General requirements and measuring methods
IEC 60457-2 (1974-01) IEC 60457-2:1974 Rigid precision coaxial and their associated precision connectors. Part 2: 50 ohms 7 mm rigid precision coaxial line and associated hermaphroditic precision coaxial connector
IEC 60050-691 (1973-01) IEC 60050-691:1973 International Electrotechnical Vocabulary (IEV) - Part 691: Tariffs for electricity
IEC 60481 (1974-01) IEC 60481:1974 Coupling devices for power line carrier systems
IEC 60377-1 (1973-01) IEC 60377-1:1973 Methods for the determination of the dielectric properties of insulating materials at frequencies above 300 MHz. Part 1: General
IEC 60244-2A AMD 1 (1973-01) IEC 60244-2A:1969/AMD1:1973 Amendment 1 - Methods of measurement for radio transmitters - Part 2: Bandwidth, out-of-band power and power of non-essential oscillations - First supplement: Appendices
IEC 60244-4 (1973-01) IEC 60244-4:1973 Methods of measurement for radio transmitters. Part 4: Amplitude/frequency characteristics and non-linearity distortion in transmitters for radiotelephony and sound broadcasting
IEC 60268-8 (1973-01) IEC 60268-8:1973 Sound system equipment - Part 8: Automatic gain control devices