宽带放大器是现代通信系统中的一种重要的放大器类型。
The broadband amplifier is an important type of amplifiers using in modern communication systems.
详细叙述了对数放大器的性能、特性，介绍了几种主要的对数放大器类型及其工作原理。
Major types of the log amplifier and their theory of operation are discussed. The development of log amplifiers abroad is examined.
在发送方向，收发信机向功率放大器提供射频信号，功率放大器根据给定调制类型的增益和斜坡信息对信号进行放大。
In the transmit direction, the transceiver provides RF signals to the power amplifier, which amplifies the signals based on gain and ramp information for a given modulation type.
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