介绍了具有优异性能的数字比例无线遥控电路的设计方法，详细分析了典型应用电路的工作原理。
The design method of the digital proportional wireless remote controller circuit with the excellent performance is presented in this paper.
介绍一种用于控制桥式起重机的无线遥控系统，整个系统电路简单、操作方便，具有较高的应用价值。
The paper introduces a kind of wireless remote control system for crane controlling. The system with simple circuit and convenient manipulation has comparatively high application value.
为远距离安全点火，用自动定时开关7或无线 遥控开关8串联在点火电路中。
In order for remote safely ignition, an automatic time switch 7 or a radio remote control switch 8 is connected in series in an ignition circuit;
为远距离安全点火，用自动定时开关7或无线 遥控开关8串联在点火电路中。
In order for remote safely ignition, an automatic time switch 7 or a radio remote control switch 8 is connected in series in an ignition circuit;
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