The phone system transmits signals in the range _____.
A) 520 kHz - 1,610 kHz
B) 87.5 MHz - 108.0 MHz
C) 2) 44 GHz - 2.46 GHz
D) 300 Hz - 3,400 Hz
Correct Answer:
Verified
Q1: The phone network is also called the
Q2: The most important contribution of the Telecommunications
Q4: In the early years of the 20th
Q5: Once a connection is established using circuit
Q6: In circuit switching,communicating devices are connected _.
A)all
Q7: The first widely used network to obtain
Q8: Cell phone systems divide the coverage area
Q9: In the phone network,the local loop is
Q10: The unit of frequency is _.
A)volts
B)degrees
C)hertz
D)angstrom
Q11: As a result of frequency reuse,the cell
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