10 May
2012
10 May
'12
2:25 p.m.
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