Re: (OT) repair tools: Autotransformers/variacs
A nit-pik: Harold Edgerton was a professor at MIT. There is a short bio at:toggle quoted messageShow quoted text
GR developed the stroboscope, based on Edgerton's patents, commercially. GR was known for the Strobotac and other strobe instruments almost as much as the Variac.
Edgerton formed a company with a couple of MIT grad students to develop his inventions. See:
Beside the stroboscope Edgerton was responsible for the single flash strobe lights which became so common in photography. The earliest ones were made by Eastman Kodak under the name Kodatron. These were large units meant for studio use. At the time Kodak was promoting Kodachrome, initially a very slow film, so the availability of high intensity strobe lights was highly desirable to them.
On 6/25/2020 8:55 AM, Dale H. Cook wrote:
On 6/25/2020 11:02 AM, Dennis Tillman wrote:Eduard Karplus, along with 2 other GR Engineers, created the famous GR-874 connector which also had aDennis -