What is a cathode ray tube?

Answer A cathode ray tube serves as the principle component in old televisions, and is used to create the images on the screen. Despite the apparent complexities, the tube is actually fairly simple in con... Read More »

Top Q&A For: What is a cathode ray tube

Is there a gas in a cathode ray tube?

A cathode ray tube operates under vacuum. If the tube is not evacuated completely it will not operate. Hence if the tube is in operating condition there will be no gas in it.Source:"Fundamentals of... Read More »

Who invented the cathode ray tube?

In 1897, the first cathode ray tube (CRT), called the Braun Tube, was invented and named after the German inventor Karl Ferdinand Braun. A CRT is a glass vacuum tube in which focused electron beams... Read More »

Cathode Ray Tube: The History?

CRTs---or cathode ray tubes---are specialized vacuum tubes where images are created by using electron beams to strike a phosphorescent screen. The invention of the Geissler tube by the German glass... Read More »

Where do the source of electrons come from in a cathode ray tube?

The source of electrons in a cathode ray tube is the cathode itself. A cathode is a metal component that, when heated to high-enough temperatures, will eject electrons through a process called ther... Read More »