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Old 4th May 2021, 3:31 pm   #1826
ScottishColin
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Join Date: May 2012
Location: Perth, Scotland
Posts: 667
Default Re: Non-working Commodore PET 3016

Perhaps I shouldn't have cleaned the already working CRT board, but it was filthy....

Colin.

Quote:
Originally Posted by Timbucus View Post
That looks like vertical hold being lost for a moment - missed frame pulses or the like?
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