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数字式调频接收机采用模块化设计，在单片机８９Ｃ５１的控制下，实现了多种自动程控频率搜索、锁定、存储、显示等功能。
Digital FM receiver modular design, under the control of the microcontroller 89C51 to achieve a variety of automatic program-controlled frequency search, lock, store, display and other functions.