This article introduces the method of using inductorium to do the demonstrational experiment of Hertzian waves which has a good experimental effect and is interesting and is able to play a better role of aid teaching.

• 介绍了用感应圈做电磁波演示实验的方法,该方法实验效果明显,趣味性强,能起到较好的教学辅助作用。