SEM
I will be updating this page as it develops! Part I: The Unboxing Recently I acquired a Jeol JSM-300T ScanningRead More
Leave a commentI will be updating this page as it develops! Part I: The Unboxing Recently I acquired a Jeol JSM-300T ScanningRead More
Leave a commentThis is going to be another long term project with multiple offshoot projects. The first part is to get theRead More
Leave a commentThe Eimac vacuum tube was produced in the late 30s and primarily used as part of the power oscillating circuitRead More
Leave a commentThis is Sylvania 702AT/R switch vacuum tube. It is dated November 1944 and listed as U.S Army Signal Corp stock.Read More
Leave a commentA photomultiplier tube is one of a few types of vacuum tubes that are still widely used. In essence itRead More
Leave a commentWhen we look at history we generally find it helpful to divide vast expanses of time into eras, these erasRead More
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