Quote:
Originally Posted by TinCanAlley
This is what I got out of a book on CRTs.
"The control grid (G1) controls the brightness of the CRT. It is generally
placed directly on top of the cathode. If there is no voltage on G1, the
electrons can flow freely from the cathode. If there is some negative voltage
on G1, the electrons from the cathode are repelled somewhat, and the screen
appears darker. The greater the voltage on G1, the darker the screen becomes, because more electrons reaching the screen equals a brighter image, and less electrons hitting the screen equals less brightness."
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I believe that the above quote is coinfusing, IMHO it should read: " The greater the
NEGATIVE voltage on G1 the darker the screen becomes"
jr