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Storage tubes are a class of cathode-ray tubes (CRTs) that are designed to hold an image for a long period of time, typically as long as power is supplied to the tube. A specialized type of storage tube, the Williams tube, was used as a main memory system on a number of early computers, from the late 1940s into the early 1950s. They were ...
A heavy duty composite paper tube. The layers of spiral-wound paper used in its construction are visible. This type of heavy tube is also used as a core for wrapping roll goods. Long corrugated box, square cross section Paperboard tubes. A shipping tube, mailing tube, or cardboard tube is a shipping container used to ship long items. It is ...
The Williams tube was an example of a general class of cathode-ray tube (CRT) devices known as storage tubes. The primary function of a conventional CRT is to display an image by lighting phosphor using a beam of electrons fired at it from an electron gun at the back of the tube.
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