Re: resolution in the fft

[Markus Feldmann]

Schirmacher, Rolf schrieb:
> So, as the physical response is calculated here according to a model, the
> best way to increase the frequency resolution is calculate the model
> response for a longer time and analyse this longer input vector. This should
> also reduce the DC component (which however will always remain as your
> signal will be positive >0 for this simple loading / unloading process for
> all times, even it is cheasing exponentially ...).
>
> Rolf
Now i want to send the absoulte value of this time domain signal through
a low pass.

How to do this ?

regards Markus