《电工技术》编辑部:你刊87年11期刊登的《楼梯照明控制》一文介绍的电路简单、实用,我们试装使用后确实能节约一些电费开支。在使用中发现其不足点是:在黑暗中去按开关,对老年人和搬东西上楼的人来说实感不便我们对原电路作了一些改进,克服了上述缺点,其方法是将按钮开关改成触摸式开关。现在大多楼梯栏杆都是用金属做的,人们上楼时都习惯地扶一下栏杆。如果 “Electrical Engineering” Editorial Department: The circuit described in the “Staircase Lighting Control” article published in your 11th issue of the 87th edition is simple and practical. We can actually save some electricity expenses after trial installation. The shortcomings found in use are: pressing the switch in the dark, the sense of inconvenience to the elderly and people moving upstairs, we made some improvements to the original circuit, to overcome the above shortcomings, the method is to switch the button Changed to touch switch. Most of the staircase railings are now made of metal. When people go upstairs, they are often used to help railings. in case