[LAU] OT: Behringer PSU UB-SPSU2 for an Eurorack UB2442FX-PRO

[Ralf Mardorf]

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