ok i cannot figure this out, can someone please tell me what i am doing wrong, this is the equation i have and i came out 3hz to low and i cant figure it out, [(1.463*10^783.656^2)/(38^2*(4.355*1728))]-1.463
nevermind im done here moe lester helped me out turned out i was almost right on came out to about 37.5hz thanks for the help everyone //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif