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目前 PC—1500袖珍计算机在气象部门已普及到各台站,为扩大应用范围,笔者利用PC—1500计算机控制其盒式磁带机的遥控开关代替手工电键,通过计算机中的程序去控制无线发报机自动地拍发气象(莫尔斯)电报。现将该机的盒带遥控接口电路和控制发报的方法介绍给大家。
At present, the PC-1500 pocket computer has been popularized to various stations in the meteorological department. In order to expand the scope of application, the author uses the PC-1500 computer to control the remote control switch of the cassette tape cassette instead of the manual electric key and controls the wireless sending by the program in the computer The machine automatically made a weather (Morse) telegram. Now the machine cassette remote control interface circuit and the method of control reported to everyone.