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1. Any signal can be expressed as the sum of possibly infinite, series of and cosines, square waves). (pulses, impulses, sines 2. The pilot carrier is an extra signal added to a modulated AM signal, to achieve (asynchronous, synchronous, an efficient, reliable). 3. The signal is said to be modulation. if it could be expressed mathematically as a function of time. (periodic, non-periodic, deterministic, energy). 4. The convolution of a function with an impulse function delayed to an instant 3 in time results in (an advance in the function by 3 units in time, the function itself, a delay in the function by 3 units in time, cannot be determined). 5. What is the upper sideband frequency if the carrier frequency and the modulating signal frequency is 30 kHz and 80 Hz respectively? (3000 Hz, 30.08 kHz, 3080 kHz, 30.8 Hz). 6. Which of the following is an advantage of SSB over DSB? (No change in spectrum space, Reduce in spectrum space, Carrier is suppressed, Power is not wasted on the carrier). 7. A Phase-Locked Loop (PLL) is a feedback circuit that contains VCO, all of the above). 8. 100% modulation is produced in AM when carrier (frequency equals signal frequency, frequency exceeds signal frequency, amplitude equals signal amplitude, amplitude exceeds signal amplitude). . (the total power 9. AM DSB-LC is preferred over other types of broadcast transmission because is contained in sideband, detection of modulation signal is simpler, it requires less bandwidth, it requires less power). . (phase detector, low-pass filter, . 10. Amplitude modulation is a process. (sum, difference, multiplication, division). 11. Thermal noise power is proportion to (T², 1/T, T, T¹2) 12. In half duplex transmission (HDX), the communications flows in information is only one-way at a given time one, both, forward, backward). direction, in which the flow of

1. Any signal can be expressed as the sum of possibly infinite, series of and cosines, square waves). (pulses, impulses, sines 2. The pilot carrier is an extra signal added to a modulated AM signal, to achieve (asynchronous, synchronous, an efficient, reliable). 3. The signal is said to be modulation. if it could be expressed mathematically as a function of time. (periodic, non-periodic, deterministic, energy). 4. The convolution of a function with an impulse function delayed to an instant 3 in time results in (an advance in the function by 3 units in time, the function itself, a delay in the function by 3 units in time, cannot be determined). 5. What is the upper sideband frequency if the carrier frequency and the modulating signal frequency is 30 kHz and 80 Hz respectively? (3000 Hz, 30.08 kHz, 3080 kHz, 30.8 Hz). 6. Which of the following is an advantage of SSB over DSB? (No change in spectrum space, Reduce in spectrum space, Carrier is suppressed, Power is not wasted on the carrier). 7. A Phase-Locked Loop (PLL) is a feedback circuit that contains VCO, all of the above). 8. 100% modulation is produced in AM when carrier (frequency equals signal frequency, frequency exceeds signal frequency, amplitude equals signal amplitude, amplitude exceeds signal amplitude). . (the total power 9. AM DSB-LC is preferred over other types of broadcast transmission because is contained in sideband, detection of modulation signal is simpler, it requires less bandwidth, it requires less power). . (phase detector, low-pass filter, . 10. Amplitude modulation is a process. (sum, difference, multiplication, division). 11. Thermal noise power is proportion to (T², 1/T, T, T¹2) 12. In half duplex transmission (HDX), the communications flows in information is only one-way at a given time one, both, forward, backward). direction, in which the flow of

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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(pulses, impulses, sines 1. Any signal can be expressed as the sum of possibly infinite, series of and cosines, square waves). 2. The pilot carrier is an extra signal added to a modulated AM signal, to achieve (asynchronous, synchronous, an efficient, reliable). 3. The signal is said to be non-periodic, deterministic, energy). - modulation. if it could be expressed mathematically as a function of time. (periodic, 4. The convolution of a function with an impulse function delayed to an instant 3 in time results in (an advance in the function by 3 units in time, the function itself, a delay in the function by 3 units in time, cannot be determined). 5. What is the upper sideband frequency if the carrier frequency and the modulating signal frequency is 30 kHz and 80 Hz respectively? (3000 Hz, 30.08 kHz, 3080 kHz, 30.8 Hz). 6. Which of the following is an advantage of SSB over DSB? (No change in spectrum space, Reduce in spectrum space, Carrier is suppressed, Power is not wasted on the carrier). 7. A Phase-Locked Loop (PLL) is a feedback circuit that contains VCO, all of the above). .(phase detector, low-pass filter, process. (sum, difference, multiplication, division). (T², 1/T, T, T¹2) 8. 100% modulation is produced in AM when carrier_ (frequency equals signal frequency, frequency exceeds signal frequency, amplitude equals signal amplitude, amplitude exceeds signal amplitude). (the total power 9. AM DSB-LC is preferred over other types of broadcast transmission because_ is contained in sideband, detection of modulation signal is simpler, it requires less bandwidth, it requires less power). 10. Amplitude modulation is a 11. Thermal noise power is proportion to 12. In half duplex transmission (HDX), the communications flows in information is only one-way at a given time one, both, forward, backward). 6900 direction, in which the flow of frequency of the basehand signal is
Transcribed Image Text:(pulses, impulses, sines 1. Any signal can be expressed as the sum of possibly infinite, series of and cosines, square waves). 2. The pilot carrier is an extra signal added to a modulated AM signal, to achieve (asynchronous, synchronous, an efficient, reliable). 3. The signal is said to be non-periodic, deterministic, energy). - modulation. if it could be expressed mathematically as a function of time. (periodic, 4. The convolution of a function with an impulse function delayed to an instant 3 in time results in (an advance in the function by 3 units in time, the function itself, a delay in the function by 3 units in time, cannot be determined). 5. What is the upper sideband frequency if the carrier frequency and the modulating signal frequency is 30 kHz and 80 Hz respectively? (3000 Hz, 30.08 kHz, 3080 kHz, 30.8 Hz). 6. Which of the following is an advantage of SSB over DSB? (No change in spectrum space, Reduce in spectrum space, Carrier is suppressed, Power is not wasted on the carrier). 7. A Phase-Locked Loop (PLL) is a feedback circuit that contains VCO, all of the above). .(phase detector, low-pass filter, process. (sum, difference, multiplication, division). (T², 1/T, T, T¹2) 8. 100% modulation is produced in AM when carrier_ (frequency equals signal frequency, frequency exceeds signal frequency, amplitude equals signal amplitude, amplitude exceeds signal amplitude). (the total power 9. AM DSB-LC is preferred over other types of broadcast transmission because_ is contained in sideband, detection of modulation signal is simpler, it requires less bandwidth, it requires less power). 10. Amplitude modulation is a 11. Thermal noise power is proportion to 12. In half duplex transmission (HDX), the communications flows in information is only one-way at a given time one, both, forward, backward). 6900 direction, in which the flow of frequency of the basehand signal is
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