Take a look at ETF, assuming that you are concerned with room/speaker acoustics. Helpful website and excellent product.
Kal
Kal
PC based analyzer
I have hobbled along with my Ratshack spl meter, a tone generator/frequency counter and It's time for an upgrade.OK, I have a PC with windows 98 ( I maybe upgrading soon,maybe ).I know tons about audio and little about the PC.Where does the mike go? What is a good mic for this type of work? Go slooooooow.You can't over explain anything to a person of little knowledge.Thanx