February 5, 2021 – Tangentially Scientific

SEM

I will be updating this page as it develops! Part I: The Unboxing Recently I acquired a Jeol JSM-300T ScanningRead More

This is going to be another long term project with multiple offshoot projects. The first part is to get theRead More

The Eimac vacuum tube was produced in the late 30s and primarily used as part of the power oscillating circuitRead More

This is Sylvania 702AT/R switch vacuum tube. It is dated November 1944 and listed as U.S Army Signal Corp stock.Read More

A photomultiplier tube is one of a few types of vacuum tubes that are still widely used. In essence itRead More

When we look at history we generally find it helpful to divide vast expanses of time into eras, these erasRead More