Dear MEMS experts, I am in the process of building an X-Y stage for ultrasound testing in MRI scanners. I'd appreciate any info. on non-magnetic motors, commercial products or otherwise. Thanks much. -- Han Wen, Ph.D. Laboratory of Cardiac Energetics National Institutes of Health Bethesda, MD 20892-1061 Phone:(301)496-2694 Fax:(301)402-2389