Low-pass filtering is also known as
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What is the positive difference in amplitude between two sig…
What is the positive difference in amplitude between two signals?
The purpose of the 802.11 PHY layer is to format packets to…
The purpose of the 802.11 PHY layer is to format packets to be received by the corresponding network protocol on the receiving device.
The strength of a signal from an omnidirectional antenna flo…
The strength of a signal from an omnidirectional antenna flows out 90 degrees from the antenna’s orientation.
In FHSS, the amount of time needed to move from one frequenc…
In FHSS, the amount of time needed to move from one frequency to another is the ____ time.
Which is caused by small objects or rough surfaces as an RF…
Which is caused by small objects or rough surfaces as an RF signal travels through the air?
What can be done when the signal from an isotropic radiator…
What can be done when the signal from an isotropic radiator needs to reach a specific receiver without increasing the IR power which may interfere with other antennas in different locations?
Which is true of passive scanning?
Which is true of passive scanning?
____ effectively prevents collisions because every device mu…
____ effectively prevents collisions because every device must wait until it receives permission before it can transmit.
Antennas play a vital role in receiving signals, but no role…
Antennas play a vital role in receiving signals, but no role in transmitting.