|
What is the function of C1 and R1?
|
|
0
|
197
|
June 10, 2022
|
|
What is the purpose of T2?
|
|
0
|
177
|
June 10, 2022
|
|
What type of Circuits is/are shown in the figure?
|
|
0
|
152
|
June 10, 2022
|
|
This detector circuit is used under which of the following circuit conditions?
|
|
0
|
156
|
June 10, 2022
|
|
What is the purpose of C4?
|
|
0
|
153
|
June 10, 2022
|
|
What circuit component acts as the load for the detected audio?
|
|
0
|
168
|
June 10, 2022
|
|
What type of detector represents the below figure?
|
|
0
|
166
|
June 10, 2022
|
|
A shunt diode circuit is used as a detector in which of the following instances?
|
|
0
|
152
|
June 10, 2022
|
|
What is the purpose of C2?
|
|
0
|
153
|
June 10, 2022
|
|
What is the purpose of C1 and L?
|
|
0
|
171
|
June 10, 2022
|
|
What type of detector is shown in the figure?
|
|
0
|
149
|
June 10, 2022
|
|
A detector uses which of the following signals to approximate the original waveform?
|
|
0
|
156
|
June 10, 2022
|
|
A circuit that is nonlinear, provides filtering, and is sensitive to ___
|
|
0
|
177
|
June 10, 2022
|
|
Which of the following circuit functions does Q1 perform?
|
|
0
|
167
|
June 10, 2022
|
|
What component provides the feedback necessary for oscillations to occur?
|
|
0
|
171
|
June 10, 2022
|
|
What component controls the operating frequency of the detector?
|
|
0
|
213
|
June 10, 2022
|
|
The detector circuit in the figure uses the heterodyning principle to ___
|
|
0
|
160
|
June 10, 2022
|
|
Assume that two signals are received, one at 500 kHz and ___
|
|
0
|
151
|
June 10, 2022
|
|
To aid in distinguishing between two or more cw signals that are close to ___
|
|
0
|
131
|
June 10, 2022
|
|
In the figure, L and C1 form a frequency selective network that serves what purpose?
|
|
0
|
155
|
June 10, 2022
|
|
In cw demodulation, the first requirement of the circuit is the ability to ___
|
|
0
|
128
|
June 8, 2022
|
|
In a demodulator circuit, which of the following components is ___
|
|
0
|
146
|
June 8, 2022
|
|
When a demodulator fails to accurately recover intelligence from a modulated ___
|
|
0
|
139
|
June 8, 2022
|
|
The process of recreating the original modulating frequencies (intelligence) from ___
|
|
0
|
134
|
June 8, 2022
|
|
Which of the following is a characteristic of a pcm system that makes ___
|
|
0
|
142
|
June 8, 2022
|
|
A pcm system is capable of transmitting 32 standard levels that ___
|
|
0
|
179
|
June 8, 2022
|
|
The process of arbitrarily dividing a wave into a series of ___
|
|
0
|
146
|
June 8, 2022
|
|
A pfm transmitter transmits 10,000 pulses per second without ___
|
|
0
|
170
|
June 8, 2022
|
|
Which, if any, of the following is the primary disadvantage of pulse-position modulation?
|
|
0
|
162
|
June 8, 2022
|
|
The same pulse characteristic is varied in which of the following types of pulse modulations?
|
|
0
|
142
|
June 8, 2022
|