Why not starting the blog for noisio.de with a simple noise circuit? Have you (like me) ever been searching for a small voltage noise-generator? So maybe this is for you.
It's easy to find schematics of (white-)noise sources in the www(1)(2). Most of them use reverse connected base-emitter...
![Small Voltage Noisegenerator Small Voltage Noisegenerator](/images/0/e/e/e/6/0eee6326dedb5e5e1b8d197b8d713897607c95d3-5vgediode-noise.png)