问:哪里下载IEC 60489-5 1987 Methods of measurement for radio equipment used in the mobile services. Part 5 Receivers employing single-sideband techniques (R3E H3E or J3E)答:请联系微信:siduwenku
IEC 60489-5 1987 Methods of measurement for radio equipment used in the mobile services. Part 5 Receivers employing single-sideband techniques (R3E H3E or J3E)