Before revision: Driven guard with a voltage buffer Driven guard Driven guard A driven shield is a method of electrical shielding used to protect low-current circuits against leakage current.
After revision: Driven Guard with one amp being used to amplify the signal and the other as guard ring driverDriven guard with a voltage buffer Driven guard Driven guard A driven shield is a method of electrical shielding used to protect low-current circuits against leakage current.