electrical engineering Electrical engineering is an engineering discipline concerned with the study, design, and application of equipment, devices, and systems which use electricity, electronics, and electromagnetism. It emerged as an identifiable occupation in the l ...

, transposed excitation of a

dipole In physics, a dipole () is an electromagnetic phenomenon which occurs in two ways: *An electric dipole deals with the separation of the positive and negative electric charges found in any electromagnetic system. A simple example of this system i ...

array means that adjacent dipoles in the array are excited in opposite directions.Example of transposed excitation
/ref> Dipole arrays with transposed excitation are used as

antenna Antenna ( antennas or antennae) may refer to: Science and engineering * Antenna (radio), also known as an aerial, a transducer designed to transmit or receive electromagnetic (e.g., TV or radio) waves * Antennae Galaxies, the name of two collid ...

s; they are closely related to

self-complementary antenna The self-complementary antenna (SCA) is a basic antenna for extremely broadband practical antennas.D. E. Isbell, "Log-periodic dipole arrays" ''IRE Trans. Antennas Propag.'', vol. AP-8, pp.260-267, May 1960.Y. Mushiake, Log-periodic structure pr ...

References

Antennas {{Engineering-stub