Title :
Settling behavior of the bridge voltage in resistance ratio measurements with cryogenic current comparators
Author :
Götz, M. ; Drung, D. ; Pesel, E.
Author_Institution :
Phys.-Tech. Bundesanstalt Braunschweig und Berlin, Berlin, Germany
Abstract :
The settling of the bridge voltage in resistance comparisons based on cryogenic current comparators is investigated starting 0.2 s after current reversal and sampling at a rate of 16 Hz. For certain configurations, the result obtained for a current reversal frequency of 0.1 Hz deviates from the result when waiting tens of seconds for the decay of transients by two parts in 109, only.
Keywords :
comparators (circuits); cryogenic electronics; transient analysis; bridge voltage settling behavior; cryogenic current comparators; current reversal frequency; frequency 0.1 Hz; frequency 16 Hz; resistance ratio measurements; transient decay; Bridge circuits; Cables; Capacitance; Cryogenics; Current measurement; Electrical resistance measurement; Electromagnetic measurements; SQUIDs; Sampling methods; Voltage;
Conference_Titel :
Precision Electromagnetic Measurements (CPEM), 2010 Conference on
Conference_Location :
Daejeon
Print_ISBN :
978-1-4244-6795-2
DOI :
10.1109/CPEM.2010.5544801