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Measurements of the electrical properties of electronic tubes and valves. Part 7: Measurement of equivalent noise resistance
Measurements of the electrical properties of electronic tubes and valves. Part 8: Measurement of cathode heating time and heater warm-up time
Measurements of the electrical properties of electronic tubes and valves. Part 9: Methods of measuring the cathode-interface impedance
Designation of phase differences by hour numbers in three-phase AC systems
Hollow metallic waveguides - Part 1: General requirements and measuring methods
Hollow metallic waveguides - Part 2: Relevant specifications for ordinary rectangular waveguides
Hollow metallic waveguides. Part 3: Relevant specifications for flat rectangular waveguides
Hollow metallic waveguides - Part 4: Relevant specifications for circular waveguides
Hollow metallic waveguides - Part 6: Relevant specifications for medium flat rectangular waveguides
Hollow metallic waveguides - Part 7: Relevant specifications for square waveguides
Flanges for waveguides - Part 1: General requirements
Flanges for waveguides - Part 2: Relevant specifications for flanges for ordinary rectangular waveguides
Flanges for waveguides. Part 3: Relevant specifications for flanges for flat rectangular waveguides
Flanges for waveguides - Part 4: Relevant specifications for flanges for circular waveguides
Flanges for waveguides. Part 6: Relevant specifications for flanges for medium flat rectangular waveguides
Flanges for waveguides - Part 7: Relevant specifications for flanges for square waveguides
Glow-starters for fluorescent lamps
Insulating liquids - Determination of the breakdown voltage at power frequency - Test method
Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1000 V
Radio-frequency connectors. Part 1: General requirements and measuring methods
Radio-frequency connectors. Part 10: R.F. coaxial connectors with inner diameter of outer conductor 3 mm (0.12 in) with snap-on coupling - Characteristic impedance 50 ohms (Type SMB)
Radio-frequency connectors. Part 11: R.F. coaxial connectors with inner diameter of outer conductor 9.5 mm (0.374 in) with screw coupling - Characteristic impedance 50 ohms (Type 4.1/9.5)
Radio-frequency connectors - Part 1: General requirements and measuring methods - Section One: Electrical tests and measuring procedures: Reflection factor
Radio-frequency connectors. Part 12: R.F. coaxial connectors with screw coupling, unmatched (Type UHF)
Radio-frequency connectors - Part 13: R.F. coaxial connectors with inner diameter of outer conductor 5.6 mm (0.22 in) - Characteristic impedance 75 ohms (Type 1.6/5.6) - Characteristic impedance 50 ohms (Type 1.8/5.6) with similar mating dimensions