What's a 1° system?
I think it's supposed to be 1st.
Oops, you're right. I did not see that at all at all - now it's obvious. Derp!
Hello, and welcome to the forum.
One of the great things about home brewing is the ability to keep it as simple as a large pot on your stove, or to go all-out, automated, commercial brewery.
What did you have in mind?