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Old 22nd Sep 2018, 9:04 am   #60
Freya
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Join Date: Jan 2009
Location: Falmouth, Cornwall, UK.
Posts: 1,987
Default Re: Help needed restoring a Murphy V310

My thought is that the tube is very low emission and or it's gone soft, the sensitivity and contrast are turned up to give the raster but it has excessive beam current hence the focus issue.
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