IEC 60244-5C被替代
Methods Of Measurement For Radio Transmitters - Measurements Particular To Transmitters And Transpowers For Monochrome And Colour Television - Third Supplement: Section 7 - Unwanted Modulation, Including Hum, Noise And Intermodulation
出版：International Electrotechnical Committee
专家解读视频
Applies both to the vision and sound sections of television transmitters operating with any one of the present television standards. Describes the conditions and methods for measuring unwanted modulation including hum, noise and intermodulation. Also describes the tests to be made to determine intercarrier noise in the sound channel due to incidental phase modulation of the vision carrier.
SS IEC 244 Ed. 2 (1991) - Identical
HD 236.5:1979 - Identical
DIN IEC 60244-5 (1984-04) - Identical
