A 24-channel three-stage SiGe preamplifier achieves 0.35 nV/sqrt(Hz) voltage noise density, 21.11 mV/fC charge gain, 542 MHz bandwidth, 0.14 fC ENC, and SNR of 73 in He:iC4H10 gas for dN/dx measurements in drift tubes.
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A 24-Channel Ultra-Low-Noise Preamplifier for dN/dx Measurements with Drift Tube Detectors
A 24-channel three-stage SiGe preamplifier achieves 0.35 nV/sqrt(Hz) voltage noise density, 21.11 mV/fC charge gain, 542 MHz bandwidth, 0.14 fC ENC, and SNR of 73 in He:iC4H10 gas for dN/dx measurements in drift tubes.