Omnidirectional antennas broadcast equally in all directions of only ________ cross section(s) of their toroidal (doughnut-shaped) three-dimensional radiation pattern.
Answer(s): A
The MINIMUM number of antennas needed to create a DAS is:
You are designing a 4.9 GHz microwave system that is using rectangular waveguide from the transceiver to the inside wall of the shelter and an antenna using elliptical waveguide from the antenna to the outside wall of the shelter. The antenna has been designed to be placed 200 ft up on a 250 ft tower. What device will you specify that will best interconnect the two different waveguides?
Answer(s): C
Which of the following is NOT a primary type of DAS antenna?
In order to maximize its ability to send and receive, an antenna should be ________ to the desired frequency.
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