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Old 13th Feb 2018, 2:39 pm   #4
Welsh Anorak
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Join Date: Apr 2005
Location: North Wales, UK.
Posts: 6,884
Default Re: Philips SG90AE hum

How are you feeding a signal into this? If it's RF then Maarten will be right; if via SCART it's likely to be a mismatch, possibly source or cable troubles.
Glyn
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