Advanced Nutrients calculator.

Hi guys!

I'm trying to get information from people who have used this kind of calculator in practice.

http://www.advancednutrients.com/nutcalc3public/nutrient_calculator.html

Erik Biksa talks alot about these nutrients and such in the series Hydroponic Secrets.

http://www.youtube.com/user/hydroponicssecrets

1. Does anyone of you tried the whole scheme in a hydro/aero setup.
2. Is it the same top quality he describes

Thanks from sweden

English spelling may be retarded.