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Re: How to explain how negative feedback lowers noise?


 

Negative feedback reduces the amplitude of signals that do not appear at the input point of the feedback circuit.
sorry, I don't really follow - would you mind rephrasing? thanks!

On Mon, Mar 22, 2021 at 8:21 PM ebrucehunter via groups.io
<Brucekareen@...> wrote:

Negative feedback reduces the amplitude of signals that do not appear at the input point of the feedback circuit. Thus, it will reduce noise generated within the feedback loop through degeneration, but it cannot reduce noise already present at the feedback input point.

Bruce, KG6OJI





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