This 80's circuit has an input resistance of the order of 880 M and gain 10, using operational amplifier of the time. The setting can be applied to most modern operational amplfiers. The formula for component calculations is next to the diagram.
This 80's circuit has an input resistance of the order of 880 M and gain 10, using operational amplifier of the time. The setting can be applied to most modern operational amplfiers. The formula for component calculations is next to the diagram.