It uses tow-stage differential amplifiuers to increasee the circuit gain and uses a source follower as a voltagebuffer to decrease signal volt- age losing.
该电路应用两级差动放大增加电路增益，利用源极跟随器作为电压缓冲器以减少信号电平损失。
2
Different bias voltage for the input buffer transistor.
不同偏置电压的输入缓冲晶体管。
3
An engineered egg is placed in a voltage clamp system and an odorant is dissolved in the buffer solution in which the egg is floating.