A Tutorial on TEM Transmission Lines
The concept of TEM transmission lines has been a distinct element of electronics engineering for well over 70 years [1, 2]. The term TEM (Transverse ElectroMagnetic [3], also known as Transverse Electric and Magnetic [4]) refers to a condition in which both the electric and magnetic fields are parallel to a boundary plane [5] and there are no longitudial components of either field.
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