Nomenclature
English Alphabet
| A | Vector potential (Weber/meter, Wb/m) |
| Ae | Effective area of a receiving antenna |
| A(θ) | Array pattern function for omnidirectional antenna |
| a | Dimension of a rectangular microstrip patch separating the radiating edges |
| a | Parameter used in calculating specific rain attenuation (Equation 8.10) |
| aθ, aθ, az | Unit vectors in spherical coordinates |
| ax, ay, az | Unit vectors in Cartesian coordinates |
| B | Magnetic flux density (Tesla) |
| Be | Constant magnetic flux density due to the earth’s magnetic field |
| BW | 3-dB beamwidth ... |
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