First picture of the Moorhead Electron Relay
ID: 360862
This article refers to the component: To the tube/semiconductor
First picture of the Moorhead Electron Relay
25.Oct.14 21:11
1950
The August 1916, issue of The Electrical Experimenter magazine was the first advertisement to offer a picture of the 1916 Moorhead Electron Relay. As noted in the advertisement, the tube was available with either a single filament or a double filament for $1.50 more.
At this time Moorhead was advertising under the name of Pacific Laboratories.
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