[sdiy] Crackle Box PCBs

[anthony]

Anybody have any ideas of an opamp that would perform on the same level as 
the 709? I have a lot of old opamps: 748's LM308's, LM301's.

My understanding was that the 709 was the one to use because it was crappy.


> Not only the value matters, also the type of capacitor changes the sound.
> It's a great way to learn the charaters of various components.
>
> Also, you can build crackleboxes with various opamps.
> The 709 is the roughest. The 741 is a lot neater, in a bad way.
> You can even make them with a 071, although it needs two
> batteries to be fed well enough... The cracklebox is a concept.
> A startingpoint.