[sdiy] Noob Question: Passive Filter Design

[jeff brown]

> Sam Ecoff <secoff at execpc.com> writes:
>
>
> I am only an egg, but I've just ordered this book by Don Lancaster about
> active filter design, and the blurb on Amazon says:
>
> "An active filter needs no inductors. Instead, op amps, resistors, and
> capacitors are used for better results. Advantages include lower cost,
> easy tuning, simple design, and modularity."
>
> It's at <http://www.amazon.com/gp/product/075062986X>.  Comments, anyone?
>
One of the better books on the subject, and probably the best for an egg, 
IMO ;^)
I've had my copy for a very long time.  I haven't looked at it in a while, 
but as I recall
Don explains everything pretty well, especially the math, so that it's easy 
to understand.