... 放大器 amplifier; pantograph; lawnm ... 固定增益放大器 fixed gain amplifier 单位增益电压倒相放大器 seesaw amplifier ...
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The power amplifier (12) has a fixed gain mode and a variable gain mode used for the two modulation formats, respectively.
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。
It consists of a variable-gain cell based on a current-steering structure, a novel wide-range exponential voltage generator, and a stage of a fixed-gain amplifier.
该放大器由电流调节型可变增益单元、宽范围指数电压转换电路及固定增益放大器构成。
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