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《Electrical Measurement & Instrumentation》 2007-05
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The A/D transform technology of super long period Magnetotelluric data acquisition system

QU Shuan-zhu2,DENG Ming1,2,CHEN Kai2,JIN Sheng1,2,YAN Jin-feng2(1.Geo-detection Laboratory Ministry of Education,Beijing 100083,China; 2.School of Geophysics and Information Technology China University of Geosciences,Beijing 100083,China)  
Super long period magnetotelluric detection is an effective method of studying electric conductivity of continental lithosphere.According to the characteristics and acquisition technical requirement of super long period wide band Magnetotelluric data,CS5372 and CS5376A were used in low power consumption low sample rate and multi-channel long Period Intelligence Magnetotelluric data acquisition system.Hardware and software design using AD and FPGA(EP1K30QC208-3) chip together is put forward.
【Fund】: 国家自然科学基金资助项目(40434010)
【CateGory Index】: TP274.2
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