电压增益表示的是放大电路对输入信号的放大能力，使用的表示方法是分贝表示法，其定义为：Gu=20lg（Uo/Ui）=20lgAu，单位是分贝，用符号dB表示。
电压增益 [电子] voltage gain ; voltage accretion ; VG ; voltage gain,voltage gain
无穷大电压增益 infinite voltage gain
开环电压增益 loop voltage gain ; [自] open loop voltage gain ; open-loop voltage gain
死循环电压增益 loop voltage gain
差动电压增益 differential voltage gain
变换电压增益 conversion voltage gain
单端电压增益 single-ended voltage gain
共模电压增益 Common-mode gain
路电压增益 Closed-Loop voltage gain
电压增益最大衰减 Maximum voltage gain
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双通道，三重RGB开关和缓冲区。电压增益1V / V。
Two-channel, triple RGB switch and buffer. Voltage gain 1V/V.
CE电路得到广泛的使用，因为它能获得高电压增益和高电流增益。
The ce circuit is widely favored since it can be designed for good voltage and current gains.
许多实际的放大器将多个放大器级联起来，以获得较高的电压增益。
Many practical amplifiers chain together a series of analog amplifier stages to obtain a high overall voltage gain.
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