Cathode ray

The video explains the function of vacuum tubes, focusing on the emission of electrons from a heated metal coil and their acceleration by high voltage. It highlights the historical significance of cathode ray tubes in televisions and computer screens before the advent of flat panel technology.

What component in a vacuum tube gives off electrons?

Describe the classic design of a vacuum tube.

How are electrons accelerated in a vacuum tube?

What technology replaced cathode ray tubes in displays?

In what devices were cathode ray tubes widely used?