4.1 VOLTAGE–CURRENT TWO-PORT PARAMETERS4.2 ABCD PARAMETERS4.3 IMAGE IMPEDANCE4.4 TELEGRAPHER’S EQUATIONS4.5 TRANSMISSION LINE EQUATION4.6 SMITH CHART4.7 TRANSMISSION LINE STUB TRANSFORMER4.8 COMMONLY USED TRANSMISSION LINES4.9 SCATTERING PARAMETERS4.10 INDEFINITE ADMITTANCE MATRIX4.11 INDEFINITE SCATTERING MATRIX4.12 CONCLUSIONS