High input impedance three op amp differential amplifier circuit diagram
Source: InternetPublisher:奥特man123 Keywords: Op amp impedance amplifier circuit diagram differential amplifier circuit Updated: 2020/11/12
This article introduces a circuit that is simple to make and uses only simple resistors and operational amplifiers. The differential amplifier circuit based on op amp is as follows:
![High input impedance three op amp differential amplifier circuit diagram](http://www.eeworld.com.cn/circuit/upload/f9b56cf43e7280297804cd30e3db810c/821be212c9ad5c2efeec3807b272d36e.jpg)
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