Electrical engineering calculator with capacitors

Series connection with several capacitors
Series connection with two capacitors
Reactance Xc of a capacitor
Time constant of an R/C circuit (low pass)
Capacitor charging voltage at a time
Capacitor discharge voltage at a time
R/C for the charging voltage at a time
Series circuit R/C
Parallel circuit R/C
Low pass-filter R/C
High pass-filter R/C
Integrator R/C
Differentiator R/C
Cutoff-frequency R,C
R and C for a given impedance