UL 150 BULLETIN-2007《天线旋转器UL安全性标准.评议提交截止日期:2007年10月29日》
Covers antenna rotators intended for household and commercial use on supply circuits in accordance with ANSI/NFPA 70-1984, National Electrical Code. This standard does not cover systems that use a stationary antenna and change or rotate the receiving pattern by electronic or switching means.