Tube Challenge!!

[Daniel Gendreau]

> There are also Hartley oscillators with many variations,
> dynatrons, and transitrons.  They all use inductors which are
> hard to find,
> bulky and expensive.  If they weren't, we'd all be building ourselves diy
> Neve Eq's  :)

I remember from my college electronics days that you can emulate the
bahavior of an inductor using an opamp and a capacitor. I dont remember the
specifics, but you may want to investicate this angle if you are looking for
a cheap/widely available alternative to inductors...

-Dan Gendreau