...I'm collecting some pieces from web and I'm collecting ideas too.......
this one seem a real good idea to follow:
....the baby's crying yet!!!!!!! :-D I swear it's really loud and amazing sound quality !!!
I had to strove against the classic supply noise but after a good filtering action it's another thing....quite silent and pleasantly lush sound!!!!adding this pre your audio signal 's flesh and bones ....before was only thiny bones!!! ....this is for what concerning line input unbalanced .....I still had to check the balanced input with the signal passing through a small audio transformer...... well I'll keep you informed! ;-)
Here it is!!!!!!