The XR2206 function generator DIY kit is really a cheap and easy to build one that can be handy for most beginners and electronics enthusiasts. In my lab, it performed quite well making near-perfect ...

Looks like the XR2206 is obsolete and no longer available as a new part. Too bad, I could use a function generator. Anyone know of an equivalent chip that’s still for sale?

I’m inclined to put up [nuxie1]’s function generator how-to because he also submitted a very nice Design Challenge entry. The generator is based on the cheap XR2206 IC which will generate ...