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E7F13 - What is the function of taps in a digital signal processing filter?
|
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0
|
14
|
January 2, 2026
|
|
E7F12 - Which of the following is generally true of Finite Impulse Response (FIR) filters?
|
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0
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6
|
January 2, 2026
|
|
E7F11 - What sets the minimum detectable signal level for a direct-sampling software defined receiver in the absence of atmospheric or thermal noise?
|
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0
|
11
|
January 2, 2026
|
|
E7F10 - What aspect of receiver analog-to-digital conversion determines the maximum receive bandwidth of a direct-sampling software defined radio (SDR)?
|
|
0
|
17
|
January 2, 2026
|
|
E7F09 - Why is an anti-aliasing filter required in a decimator?
|
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0
|
12
|
January 2, 2026
|
|
E7F08 - What is the function of decimation?
|
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0
|
9
|
January 2, 2026
|
|
E7F07 - What function is performed by a Fast Fourier Transform?
|
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0
|
16
|
January 2, 2026
|
|
E7F06 - What is the minimum number of bits required to sample a signal with a range of 1 volt at a resolution of 1 millivolt?
|
|
0
|
6
|
January 2, 2026
|
|
E7F05 - How frequently must an analog signal be sampled to be accurately reproduced?
|
|
0
|
11
|
January 2, 2026
|
|
E7F04 - Which method generates an SSB signal using digital signal processing?
|
|
0
|
10
|
January 2, 2026
|
|
E7F03 - What type of digital signal processing filter is used to generate an SSB signal?
|
|
0
|
13
|
January 2, 2026
|
|
E7F02 - What kind of digital signal processing audio filter is used to remove unwanted noise from a received SSB signal?
|
|
0
|
5
|
January 2, 2026
|
|
E7F01 - What is meant by "direct sampling" in software defined radios?
|
|
0
|
18
|
January 2, 2026
|
|
E7E11 - Which type of detector is used for demodulating SSB signals?
|
|
0
|
7
|
January 2, 2026
|
|
E7E10 - How does a diode envelope detector function?
|
|
0
|
7
|
January 2, 2026
|
|
E7E09 - What occurs when the input signal levels to a mixer are too high?
|
|
0
|
13
|
January 2, 2026
|
|
E7E08 - What are the principal frequencies that appear at the output of a mixer?
|
|
0
|
7
|
January 2, 2026
|
|
E7E07 - What is meant by the term "baseband" in radio communications?
|
|
0
|
16
|
January 2, 2026
|
|
E7E06 - Why is de-emphasis used in FM communications receivers?
|
|
0
|
5
|
January 2, 2026
|
|
E7E05 - What is added to an FM speech channel to boost the higher audio frequencies?
|
|
0
|
10
|
January 2, 2026
|
|
E7E04 - What is one way to produce a single-sideband phone signal?
|
|
0
|
12
|
January 2, 2026
|
|
E7E03 - What is a frequency discriminator?
|
|
0
|
15
|
January 2, 2026
|
|
E7E02 - What is the function of a reactance modulator?
|
|
0
|
8
|
January 2, 2026
|
|
E7E01 - Which of the following can be used to generate FM phone signals?
|
|
0
|
7
|
January 2, 2026
|
|
E7D15 - What is the purpose of a step-start circuit in a high-voltage power supply?
|
|
0
|
5
|
January 2, 2026
|
|
E7D14 - What is the purpose of connecting equal-value resistors across power supply filter capacitors connected in series?
|
|
0
|
14
|
January 2, 2026
|
|
E7D13 - Which of the following calculates power dissipated by a series linear voltage regulator?
|
|
0
|
8
|
January 2, 2026
|
|
E7D12 - What is the dropout voltage of a linear voltage regulator?
|
|
0
|
9
|
January 2, 2026
|
|
E7D11 - What is the purpose of an inverter connected to a solar panel output?
|
|
0
|
9
|
January 2, 2026
|
|
E7D09 - How is battery operating time calculated?
|
|
0
|
11
|
January 2, 2026
|