[sdiy] Re: Leapfrog

[jhaible]

> >
http://www.oldcrows.net/~jhaible/scanner_vibrato/jh_leapfrog_untested.pdf
>
> Trouble is... L3 is not being represented by an integrator, that's still a
> lag filter!

Really?
I haven't written down the equations for that single stage (just used a
combined
Lag / NIC integrator from the textbook), but the overall frequency response
is identical (within 0.5dB) to the RLC filter. (Always talking about
simulation / theory, not about a real circuit.)

JH.