[|(7.326*10^-14*s^3)/(1+(7.326*10^-5*s)+(3.2*10^-9*s^2)+(7.326*10^-14*s^3))|==0.707] for s=f*6.28*i

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.