Re: RLC
- From: "Andrew Holme" <ajholme@xxxxxxxxxxx>
- Date: 8 Apr 2005 01:38:27 -0700
Andrew Holme wrote:
> When using AC-coupling between stages, the coupling capacitors can
form
> unwanted high-pass filters, unless the reactance is negligible
compared
> to the source resistance.
Perhaps I should say: compared to load resistance.
Another time you might want 1/wC << Rs would be when selecting
decoupling capacitors. Here, it is the source resistance we are
concerned with, and we are forming a low-pass filter with a VERY low
break frequency.
.
