Aerials for the reception of sound and television broadcasting in the frequency range 30 MHz to 1 GHz-Specification for electrical and mechanical characteristics
在30 MHz到1 GHz的频率范围内接收声音和电视广播的天线 电气和机械特性规范
发布日期:
1978-11-30
家用线极化天线的基本电气和机械性能。交叉引用:IEC 50
Essential electrical and mechanical properties of linearly polarized aerials for domestic use.Cross References:IEC 50