A. J. L. van Egmond

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CATHODe followers of the BAK (1958) type for use with microelectrode measurements suffer from disadvantages such as drift, long warming-up time, and microphony. Even if the compensating amplifier is designed with semiconductors, these drawbacks still largely remain (JOHNSTONE and POGSL~.Y, 1960; MEIJER, 1967). A substitute for the input stage is a(More)
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