[filmscanners] Re: Power Line Filter

["" <derek_c@cix.co.uk>]

Absolutely.

I think there are audiophile inverters that do pay close attention to the
purity of the waveform, or are we getting too close to hifi mania again? :-)

On Saturday 30 Mar 2002 9:41 am, Anthony Atkielski wrote:
> Didier writes:
> > make clean AC from a battery-based UPS
>
> The AC from a UPS is consistent in average voltage and frequency, but it is
> not clean in the sense of not producing EMI.  On the contrary, the output
> wave can be pretty jaggy, with more harmonics than a pure sine wave.  The
> UPS is not designed to minimize EMI, it is designed to eliminate spikes and
> provide continous power.
>
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