The 66-channel SQUID readout for CRESST II

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Published 9 November 2007 Published under licence by IOP Publishing Ltd
, , Citation S Henry et al 2007 JINST 2 P11003 DOI 10.1088/1748-0221/2/11/P11003

1748-0221/2/11/P11003

Abstract

A 66-channel readout system has been developed for the second phase of the CRESST dark matter search, to read out the signals from 33 phonon and 33 light detectors. The system consists of 66 SQUID sensors and control electronics connected by woven cables. It was installed in the CRESST cryostat at the Gran Sasso laboratory during the upgrade to CRESST II and has been extensively tested to characterise the heatload and crosstalk in the cables, and the noise, drift, and slew rate of the SQUIDs. These tests have shown the performance of the system meets the requirements of the experiment, and it is now being used to take data for CRESST II.

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10.1088/1748-0221/2/11/P11003