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Old 16th May 2019, 10:30 pm   #4
McMurdo
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Join Date: Jun 2009
Location: Staffordshire Moorlands, UK.
Posts: 5,263
Default Re: Bush TV53 hum bar problems

is there any interaction between the tv and the video source perhaps? What are you using for a signal? Is there any earth path in the signal psu? I'm just wondering if it's an earth loop symptom as it suggests mains frequency beating against frame rate
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