🚀 go-pugleaf

paj@uk.co.gec-mrc (Paul Johnson) says:
>>I put my pair of car speakers (18 oz. magnets)
>>on top of my t.v. for approximately an hour, and now half my
>>screen is green!!
>
>Tee hee hee

Not nice to laugh. :-)

>>I need to know, is my t.v. permanently damaged, or does it just
>>need to be "degaussed" (I'm not sure what that does...?) ???
>>Will it go away?  Will I have to junk my t.v.??
>
>You have magnetised the mask in your tube.  This distorts the path of
>the electrons from the gun to the phosphor, causing them to hit the
>wrong colour of phosphor dot.  Degaussing is the process of
>demagnatising the mask.  A degausser is basically a large
>electromagnet with AC mains flowing through it.  This generates an
>alternating magnetic field which demagnetises things around it. 
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Including floppy disks, hard disks, video/audio tapes if one isn't careful,
no? :-)
-- 
  Bob Billson, KC2WZ                          | internet: bob@kc2wz.bubble.org
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