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xrayquilter
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Joined: 04 Jul 2006
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Location: Ohio
PostPosted: Tue Aug 08, 2006 11:21 pm    Post subject: thermionic emission Reply with quote

What is thermionic emission, & which part of the tube is responsible for it?

radtech2b



Joined: 05 Aug 2006
Posts: 13
Location: NC
PostPosted: Tue Aug 08, 2006 11:47 pm    Post subject: Reply with quote

It is the boiling off of electrons from the filament of the cathode.

MissE
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Joined: 29 Jun 2006
Posts: 156
Location: Ohio
PostPosted: Wed Aug 09, 2006 11:22 pm    Post subject: Reply with quote

radtech2b wrote:
It is the boiling off of electrons from the filament of the cathode.
I think you are right Exclamation

xrayquilter
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Joined: 04 Jul 2006
Posts: 120
Location: Ohio
PostPosted: Fri Aug 11, 2006 10:01 am    Post subject: Reply with quote

You ARE right Exclamation Very Happy

xrayboy



Joined: 26 Aug 2006
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Location: newjersy
PostPosted: Sat Aug 26, 2006 3:03 pm    Post subject: Re: thermionic emission Reply with quote

thermionic emission is the process of boiling of electrons and it happends in the filament . filament is loacated in the cathode side of xary tube. when 3-5 amp or 10-12 volts goes to the filament from step down transformer, the filamnet will heat up a and it glows

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