Enter Just TWO known values, then press
"Calculate", to determine the remaining two.

Pi = 3.1415926535897932384626433832795
Inductive Reactance (Xl) = 2 * Pi * F * L
Capacitive Reactance (Xc) = 1 / ( 2 * Pi * F * C ) Resonant Frequency
(Fo) = 1 / ( 2 * Pi * SquareRoot(LC) )