DIN IEC 60244-3 (1982-11)现行
Methods Of Measurement For Radio Transmitters: Wanted And Unwanted Modulation
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
244-3A FIRST SUPPLEMENT 1971 244-3B SECOND SUPPLEMENT 1972 Describes the condition and methods of measurement for assessing the performance of transmitters with respect to wanted and unwanted modulation. The methods of measurement described are restricted to those properties that may be liable to ambiguous interpretation due to the application of different methods and conditions of measurement and are intended for type tests and acceptance tests but may also be used for factory tests.
HD 236.3:1975 - Identical
IEC 60244-3B Ed. 1.0 - Identical
IEC 60244-3A Ed. 1.0 - Identical
IEC 60244-3 Ed. 1.0 - Identical
