[sdiy] Newbie question: Diode ladders

[Michael Ruberto]

  H11F1 devices distort after 100mV or so,
>I'm wondering is this pretty typical for other filter designs?  I
>had wanted to play with an SVF design using H11F1 as a VCR and
>abandoned it because of this attenuation need, but if this is
>fairly typical, maybe I shouldn't sweat the small sh!t and just
>do it...
>
>

I had also experimented with the H11Fx devices and found that the 
attenuation for a lopass filter too extreme. However, I did make a simple 
(H11) hipass VCF where it worked with a line level signal. Does the required 
input signal level also vary depending on the type of filter?

M. A. Ruberto