The input impedance of such a transmission line is identical to that of the inductor or capacitor at the design frequency. At the design frequency, the impedance looking into this section of line from...The input impedance of such a transmission line is identical to that of the inductor or capacitor at the design frequency. At the design frequency, the impedance looking into this section of line from the emitter should be equal to that of a 2.2 nH inductor, which is +jωL=+j2πfL=+j82.9Ω.