Neon 101 …an introduction to how neon signs are made.

Neon signs are without a doubt one of the most ubiquitous advertising and art forms of the modern times.  Very few can say they’ve never seen one–be it in a shop window, a beacon of light on a dark and lonely highway, or in a movie.  Yet in spite of how commonplace they are, and… Continue reading Neon 101 …an introduction to how neon signs are made.

State of the Art, in 1916

This is a DeForest Audion tube…a type T version.  It dates to about 1916 and is a typical triode of the day. When an electric current flows through the filament, it becomes hot as in a typical lightbulb.  In addition to visible light, electrons are emitted.  Early incandescent lamps began to discolor…some sort of impingement… Continue reading State of the Art, in 1916