SIGNAL SUBCOURSE SS0311, ELECTRON TUBES
INFORMATION TO STUDENT
This is an "unsupervised" subcourse and is designed to give you
an understanding of electron tube theory.
Although this is an
unsupervised subcourse, you should always feel free to seek
assistance from your supervisor, peers or someone knowledgeable on
the subject matter whenever you encounter difficulty.
The subject of electron tubes has been divided into two signal
This subcourse, SS0311, is concerned with the general
operational theory of tubes.
Signal Subcourse SS0312, which you
should study next, discusses the various uses and configurations of
You are urged to complete this subcourse without delay; however,
there is no specific time limitation on any lesson or the
In this age of advanced computer technology and probes into deep
space which were made possible by the miniaturization of solid state
circuitry, an invention by Thomas Edison still plays an important
This invention, the
electron tube, enables us to enjoy television, radio and safe air
travel with pin-point navigational accuracy.
many varied functions.
In this subcourse you will study the basic
types of tubes and how they function.
* * * IMPORTANT NOTICE * * *
THE PASSING SCORE FOR ALL ACCP MATERIAL IS NOW 70%
PLEASE DISREGARD ALL REFERENCES TO THE 75% REQUIREMENT.