Combined with wide band current feedback amplifier, FET input circuit and programmable circuit, variable gain amplification circuit with high speed and high input impedance is designed.
并以宽带电流反馈运算放大器为核心,辅以FET输入电路及程控电路构建了高速高输入阻抗可变增益放大电路。
New FET-input amplifiers, like the AD820 family of amplifiers, incorporate design improvements that prevent output voltage phase reversal for signals within the rated supply voltage range.
新型的FET输入管放大器(如ad820系列放大器),在设计上做了改善,对于额定电源电压范围之内的信号,能够防止输出电压相位反转。
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