A digitalizing board for the prototype array of LHAASO WCDA

查看全文 作　　者：HAO [1,2]Xinjun;LIU [1,2]Shubin;ZHAO [1,2]Lei;AN [1,2]Qi

机构地区：[1]State Key Laboratory of Particle Detection & Electronics, Hefei 230026, China;[2]anhui Key Laboratory of Physical Electronics, Department of Modern Physics, University of Science and technology of China, HeJbi 230026, China

出　　处：《Nuclear Science and Techniques》索引2011年第22卷第3期,共7页

基　　金：Supported by Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KJCX2-YW-N31) 摘　　要：In this paper,a digitalizing board for readout of PMT signals in the prototype array of WCDA(water Cerenkov detector array)for LHAASO(Large high altitude air shower observatory)is designed.The prototype array is composed of 9 PMTs,including the pulse time and charge measurement from the PMTs,and clock generation and trigger decision.In the digitalizing board,FPGA reconfiguration and data readout via VME bus are implemented.Test results show that the performances meet well with the requirements of readout electronics.It has been installed in Yangbajing and tests with the prototype array and DAQ is ongoing. 关键词：探测器阵列数字化板原型光电倍增管数据读出 VME总线时钟产生电荷测量

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A digitalizing board for the prototype array of LHAASO WCDA

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