Antenna Knowledge

  • Introduction to Antenna

    Introduction to Antenna A transmitter generates a radio frequency (RF) signal, and then sends the signal through a transmission line to an antenna. The antenna broadcasts the signal in the form of electromagnetic (EM) wave into the space. When the EM wave is received by another antenna at the des...
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  • Antenna Direction

    Antenna Radiation Direction–Antenna Direction Antenna has two basic functions:  1. radiates the energy into space from the transmission line.  2.radiates most of the energy to the desired direction. A vertical placed half-wave dipole antenna has a “donut” shape 3-D radiation pat...
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