The device was composed of microcontroller system, power amplifier and speaker system.
该装置主要由单片机系统、功率放大器、扬声器系统三部分组成。
In the system, an electronic circuit for reducing harmonics of an output signal from a power amplifier in a transmission circuit for a wireless communication device is provided.
在该系统中，提供了一种用于减少来自无线通信设备的发射电路中的功率放大器的输出信号的谐波的电子电路。
High output power amplifier, wireless transmitter, wireless transmitting and receiving device, and high output power amplifier mounting method.
大功率放大器，无线发射器，无线收发器以及用于安装大功率放大器的方法。
This approach can locate fault components in fault device and compare input-resistances values of the amplifier by analyzing measured noise power-spectrum.
试验结果表明：器件噪声测量可以应用于故障器件的不解体检测。
This approach can locate fault components in fault device and compare input-resistances values of the amplifier by analyzing measured noise power-spectrum.
试验结果表明：器件噪声测量可以应用于故障器件的不解体检测。
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