Because of the limited number of available frequencies and the large number of users, there is channel (or frequency) duplication around the nation.
Correct Answer:
Verified
Q1: Broadcast and phone transmission have conventionally used
Q2: Radio waves and sound waves do not
Q3: Guard Bands prevent channels from overlapping and
Q4: Frequencies are banded together based upon some
Q5: Shorter wavelengths of Very High Frequencies (VHF)
Q7: The pattern of signals radiating from a
Q8: Some police departments are large enough to
Q9: Gain is essentially directing the antenna's radiating
Q10: In a simplex system, all users transmit
Q11: Basic Radio Frequency (RF) communications equipment falls
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents