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.
基于LDMOSFET的高增益、高输出功率、低功耗和良好的散热特性，分别设计了S波段45w和180w固态功率放大器。
Considering LDMOS FETs high gain, high output power, low power loss and efficient heat dissipation, a S-band, 45w and 180w solid state power amplifier is designed.
功率放大器（12）具有分别用于这两 种调制格式的固定增益模式和可变增益模式。
The power amplifier (12) has a fixed gain mode and a variable gain mode used for the two modulation formats, respectively.
由于其具有良好的动态和线性特性，可以把此类宽带功放作为推动功率放大器使用，同后级功放一起构成宽带、高增益、高功率放大器。
They could also be served as a driver amplifier because of its good dynamic range and linearity and could be associated with another one to build up a wideband high power amplifier.
放大后的音频信号再经增益为1的第二个功率放大器进行反相放大，并从OUTB输出。
The audio signal amplified by the gain of one and then the second power amplifier RP enlarge, and OUTB output.
放大后的音频信号再经增益为1的第二个功率放大器进行反相放大，并从OUTB输出。
The audio signal amplified by the gain of one and then the second power amplifier RP enlarge, and OUTB output.
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