Any operational amplifier can be used in this circuit. The 741 is the most common. Power supply must be isolated from the power grid and doesn’t need to be symmetrical. The circuit can be used as a shield for microcontrollers.
Any operational amplifier can be used in this circuit. The 741 is the most common. Power supply must be isolated from the power grid and doesn’t need to be symmetrical. The circuit can be used as a shield for microcontrollers.