功率程控发射机的设计

Design on Program Control Transmitter for Output Power

介绍一种可编程控制输出功率的发射机。阐述发射机工作原理;对控制电路进行设计,对软件程序进行说明。控制电路包括功率耦合及检测电路、自动电平控制电路等;软件程序包括电压函数获取及调用,并对设计过程中需要注意的方面进行说明。通过实际产品测试,发射机具有较好的工程实用性。

The article introduced a transmitter of power-controlling, which is based on SCM and ALC circuit？ We make an analysis of the key hardware circuit, containing the power-detection circuit and the temperature-detection circuit and the ALC circuit？ The software contains the communication program and the voltage-function？ It illustrates the issues that should be noted in the design and summarizes the key technologies？ After testing the transmitter, we find it that this design has good engineering practicability and all-purpose application？