>No, this is using CCD detectors to measure the scintillation of minerals >caused by x-rays from the sun. It is a slightly updated version of the >DCIXS instrument currently orbiting the moon on Smart-1. Nice! CCD - pre-amp- charge-amp then? Followed by a ADC for multi-channel spectrum analysis? -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist