33403 BROADBAND SYSTEMS EXAM
QUESTIONS AND ANSWERS 2026 -
2027
The formula used to calculate the power ratio in decibels for two
voltages is _____. - ANSWERS-dB = 20 × log10 (V1/V2)
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 _____. - ANSWERS-5" (10 x 0.500)
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 _____. - ANSWERS-Signal Level Meter (SLM)
In Figure 1, the tap value for the first tap needed to deliver a
minimum of +10 dBmV to a subscriber is _____ dB. - ANSWERS-27
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) _____. - ANSWERS-agile heterodyne processor
Processor units in the headend of a CATV system are used to process
_____. - ANSWERS-VHF/UHF off-air signals
, In the headend of a CATV system, satellite transponder signals are
converted to baseband audio and video signals by a _____. -
ANSWERS-satellite receiver
A device that is used to amplify and convert received satellite
transponder signals into L-band signals is a _____. - ANSWERS-low-
noise block down converter
The signal level for Channel 2 at the input to the last tap in Figure 1 is
_____ dBmV. - ANSWERS-31.4
Which of the following statements regarding splitters is correct? -
ANSWERS-All splitter outputs are equal
Frequency-selective devices categorized as low-pass, high-pass,
bandpass, and band rejection are all types of _____. - ANSWERS-
filters
When using a systematic approach to troubleshooting, the first step
should be to ______. - ANSWERS-interview the customer about the
problem
During headend alignment, all of the processing channels should be
aligned so that their output signals at the output of the final
QUESTIONS AND ANSWERS 2026 -
2027
The formula used to calculate the power ratio in decibels for two
voltages is _____. - ANSWERS-dB = 20 × log10 (V1/V2)
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 _____. - ANSWERS-5" (10 x 0.500)
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 _____. - ANSWERS-Signal Level Meter (SLM)
In Figure 1, the tap value for the first tap needed to deliver a
minimum of +10 dBmV to a subscriber is _____ dB. - ANSWERS-27
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) _____. - ANSWERS-agile heterodyne processor
Processor units in the headend of a CATV system are used to process
_____. - ANSWERS-VHF/UHF off-air signals
, In the headend of a CATV system, satellite transponder signals are
converted to baseband audio and video signals by a _____. -
ANSWERS-satellite receiver
A device that is used to amplify and convert received satellite
transponder signals into L-band signals is a _____. - ANSWERS-low-
noise block down converter
The signal level for Channel 2 at the input to the last tap in Figure 1 is
_____ dBmV. - ANSWERS-31.4
Which of the following statements regarding splitters is correct? -
ANSWERS-All splitter outputs are equal
Frequency-selective devices categorized as low-pass, high-pass,
bandpass, and band rejection are all types of _____. - ANSWERS-
filters
When using a systematic approach to troubleshooting, the first step
should be to ______. - ANSWERS-interview the customer about the
problem
During headend alignment, all of the processing channels should be
aligned so that their output signals at the output of the final
