LST EN 301 489-22 V1.2.1-2003
电磁兼容性和无线电频谱问题（ERM）；无线电设备和服务的电磁兼容性（EMC）标准；第22部分：地面 VHF 航空移动和固定无线电设备的特定条件
Electromagnetic compatibility and Radio spectrum Matters (ERM); ElectroMagnetic Compatibility (EMC) standard for radio equipment and services; Part 22: Specific conditions for ground based VHF aeronautical mobile and fixed radio equipment