The linear capacitor connects the voltage v
with the current i by i =
j*ω*C*v. The capacitance C is given as
input signal.
The abstraction of a variable capacitor at quasi stationary operation assumes:
 .
.
Resistor, Conductor, Capacitor, Inductor, Impedance, Admittance, Variable resistor, Variable conductor, Variable inductor, Variable impedance, Variable admittance