72 citations · 211 across the 4 of their papers we have counts for
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G. A. Stimpson, M. S. Skilbeck, R. L. Patel +2
We present characterization of a lock-in amplifier based on a field programmable gate array capable of demodulation at up to 50 MHz. The system exhibits 90 nV/sqrt(Hz) of input noi…