通过实验得出了改善前置中频放大器性能的方法。
The method improving the property of the front medium frequency amplifier was proposed based on experiments.
通信机中的收信前置中频放大器，其性能的高低将直接影响整机技术指标。
The property of the front medium frequency amplifier influences directly the technical targets of the machine. Yet the property of amplifiers are often unstable.
通信机中的收信前置中频放大器，其性能的高低将直接影响整机技术指标。
The property of the front medium frequency amplifier influences directly the technical targets of the machine. Yet the property of amplifiers are often unstable.
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