hey few years back I designed this DDS take a look at the video...
http://marchdvd.com/FreekySweep/
I pitched it to SparkFun and AdaFruit -- Spark said maybe and never replied -- Ada never answered
so sorry the videos Address Pierce at SF.... Anyway enjoy and have fun .... I have all the code and stuff
too... Im not a mechanical guy so I hate putting it in a box ,, once the breadboard gets reused I'm done!!
But I'd like to have a boxed unit! My kid 17 yr old has a Solid Doodle 3d printer!! But I can't do that stuff!
Im a software guy!!!
Ed