Question about tubes

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Question about tubes

morzh
Odobenus rosmarus

Posts: 15,343
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Joined: Oct 2011
City: Jackson, NJ

#2

02-28-2014, 10:09 AM

No. This coating is the remnants of the getter. Getter is the tablet they put in to absorb the remnants of gasses after the tube is evacuated and sealed. Then it is heated and the getter absorbs gasses and deposits on the envelope creating that coating.

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Messages In This Thread

Question about tubes - by TV MAN - 02-28-2014, 09:57 AM

RE: Question about tubes - by morzh - 02-28-2014, 10:09 AM

RE: Question about tubes - by Radioroslyn - 02-28-2014, 07:27 PM

RE: Question about tubes - by Joe Rossi - 03-01-2014, 07:59 AM

RE: Question about tubes - by TA Forbes - 03-01-2014, 08:24 AM

RE: Question about tubes - by TA Forbes - 03-01-2014, 04:57 PM

RE: Question about tubes - by morzh - 03-01-2014, 05:03 PM

RE: Question about tubes - by TA Forbes - 03-01-2014, 05:14 PM

RE: Question about tubes - by morzh - 03-01-2014, 05:21 PM

RE: Question about tubes - by Eric T - 03-05-2014, 08:46 AM

RE: Question about tubes - by TV MAN - 03-05-2014, 09:41 AM

RE: Question about tubes - by Mondial - 03-05-2014, 09:58 AM

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