On Wed, 2012-05-09 at 20:38 -0400, gene heskett wrote:
> computers as we know them now, were still a decade in the future, this
> was the '70's.
I was aware of this, when I wrote about the computer.
On Thu, 2012-05-10 at 08:00 +0000, Fons Adriaensen wrote:
> Your mentor is missing the point that even for a switched mode PSU the
> input is 50 or 60 Hz, and *something* has to store enough energy to bridge
> the gaps between half cycle peaks. So you'll get mains harmonics anyway,
> just as with a linear PSU.
They also cause parasitic frequencies for the mains.
- Ralf
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Received on Thu May 10 16:15:02 2012
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