笔者利用市售废旧亚声波开关自制一个遥控器检测仪,经一年多试用,修理多种型号近百只遥控器效果颇感满意。以前如逢电视机不在场,要想迅速判断遥控器好坏及其故障所在,常感到十分不便。现在拥有这台小仪器,无论是检修还是采购、出售,遥控器好坏一目了然,非常便捷。电路如图1所示。图中绝大部分线路利用亚声波开关原有的元件,将无用元件拆掉。将微型 The author uses the market sub-sub-sonic switch made a remote control detector, after more than a year trial, repair a variety of models nearly 100 remote control quite satisfied with the results. In the past, such as every time the TV is not present, in order to quickly determine the quality of the remote and where the fault, often feel very inconvenient. Now have this small instrument, whether maintenance or purchase, sale, remote control is good or bad at a glance, very convenient. Circuit shown in Figure 1. Most of the lines in the figure use sub-sonic switches to replace the original components and remove the unnecessary components. Will be miniature