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.
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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.