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Re: IT LIVES!
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- Subject: Re: IT LIVES!
- From: "Tesla list" <tesla@xxxxxxxxxx>
- Date: Mon, 04 Apr 2005 13:01:10 -0600
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Original poster: "Harold Weiss" <hweiss@xxxxxxxxxx>
On the dots might also be due to scan rate. A TV set uses both 60 and
15750 Hz for scanning the beam. A CCD might have similar rates. I have
seen video cameras screw up taking shots of scenes lit with strobe lights.
David E Weiss
Original poster: "Steve Conner" <steve.conner@xxxxxxxxxxx>
>Please respond on the bizarre phenomenons...
The freaky dots are caused by the light from your spark gap. Because you
moved the camera a lot during the long exposure, they smear all over the
frame. The spark gap light is not continuous but a series of very short
flashes so that explains why it appears as a chain of dots.
I've seen some similar dots in my pictures on this page
but the camera was on a tripod in this case so the explanation must be
different. I think the light was bright enough to confuse the camera chip or