Friday, January 18, 2008

CRT RF Ghosting

I'm sitting here watching TV and finding it a little weird that I'm seeing a few second delay precursory ghosting in the screen.

It seems to be the DVR sitting on top of it, for some reason, as it records the analog signal of the live broadcast, produces RF interference which, with the 2 second + delay on the signal out, overlaps the interference as the ghosting effect of what will soon occur.

It's kinda interesting. And even stranger when there is an hour or so delay.

It reminds me of a computer we once had, which if it was turned on within 5 feet of a powered on CRT monitor or TV, would ghost whatever the Video card was displaying.

It was entertaining to watch the cursor moving Solitaire cards on Windows 3.1 superimposed over the news.

Fun days.

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