33403 Broadband Systems questions with verified
answers
A commonly used piece of test equipment in a coaxial cable system that
detects RF energy and displays the measurement in dBmV and/or dBµV
is a _____. Ans✓✓✓ Signal Level Meter (SLM)
A device that is used to amplify and convert received satellite
transponder signals into L-band signals is a _____. Ans✓✓✓ low-noise
block down converter
A frequency of 10 million hertz would be expressed as _____.
Ans✓✓✓ 10 MHz
A frequency-agile processor has the capability to _____. Ans✓✓✓
convert one channel to another
A satellite receives a signal, amplifies it, and shifts the frequency to a
downlink frequency using a(n) ______. Ans✓✓✓ transponder
A signal level meter (SLM) is normally used to display _____.
Ans✓✓✓ audio and video carrier signal levels
A TVRO signal being distributed over a CATV system is actually a
local station, and the term TVRO stands for _____. Ans✓✓✓ television
receive only
, A type of processor unit that is capable of converting any off-air VHF or
UHF input channel to any of the broadcast or CATV output channels is
called a(n) _____. Ans✓✓✓ agile heterodyne processor
A(n) __________ is used to correct signal tilt. Ans✓✓✓ equalizer
Analog television produces a picture with an aspect ratio (width-to-
height) of _____, whereas digital television aspect ratio is _____.
Ans✓✓✓ 4:3; 16:9
During headend alignment, all of the processing channels should be
aligned so that their output signals at the output of the final combiner are
balanced to within ______ dB of each other. Ans✓✓✓ ±1.0
Each television channel in the U.S. is _____ wide. Ans✓✓✓ 6 MHz
Frequency-selective devices categorized as low-pass, high-pass,
bandpass, and band rejection are all types of _____. Ans✓✓✓ filters
If the basic rule of thumb about bending coaxial cable is followed, then
the maximum bend radius for a 0.500 semiflex cable should not exceed
_____. Ans✓✓✓ 5" (10 x 0.500)
In a two-way transmission coaxial system, a low-band pass filter is used
to _____. Ans✓✓✓ allow upstream signals to be sent to the headend
answers
A commonly used piece of test equipment in a coaxial cable system that
detects RF energy and displays the measurement in dBmV and/or dBµV
is a _____. Ans✓✓✓ Signal Level Meter (SLM)
A device that is used to amplify and convert received satellite
transponder signals into L-band signals is a _____. Ans✓✓✓ low-noise
block down converter
A frequency of 10 million hertz would be expressed as _____.
Ans✓✓✓ 10 MHz
A frequency-agile processor has the capability to _____. Ans✓✓✓
convert one channel to another
A satellite receives a signal, amplifies it, and shifts the frequency to a
downlink frequency using a(n) ______. Ans✓✓✓ transponder
A signal level meter (SLM) is normally used to display _____.
Ans✓✓✓ audio and video carrier signal levels
A TVRO signal being distributed over a CATV system is actually a
local station, and the term TVRO stands for _____. Ans✓✓✓ television
receive only
, A type of processor unit that is capable of converting any off-air VHF or
UHF input channel to any of the broadcast or CATV output channels is
called a(n) _____. Ans✓✓✓ agile heterodyne processor
A(n) __________ is used to correct signal tilt. Ans✓✓✓ equalizer
Analog television produces a picture with an aspect ratio (width-to-
height) of _____, whereas digital television aspect ratio is _____.
Ans✓✓✓ 4:3; 16:9
During headend alignment, all of the processing channels should be
aligned so that their output signals at the output of the final combiner are
balanced to within ______ dB of each other. Ans✓✓✓ ±1.0
Each television channel in the U.S. is _____ wide. Ans✓✓✓ 6 MHz
Frequency-selective devices categorized as low-pass, high-pass,
bandpass, and band rejection are all types of _____. Ans✓✓✓ filters
If the basic rule of thumb about bending coaxial cable is followed, then
the maximum bend radius for a 0.500 semiflex cable should not exceed
_____. Ans✓✓✓ 5" (10 x 0.500)
In a two-way transmission coaxial system, a low-band pass filter is used
to _____. Ans✓✓✓ allow upstream signals to be sent to the headend
