6. The original electricalinformation signal to betransmitted is called *Modulating SignalCarrierBaseband SignalSource Signal7. The Process of modifying ahigh frequency carrier with theinformation to be transmittedis called *MultiplexingTelemetryDetectionModulation

6. A brief about the options given:- Carrier:- A Carrier Signal is an electromagnetic signal with a…

Answered: 6. The original electrical information…

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter17: Commercial And Industrial Air-conditioning Control Systems

Section: Chapter Questions

Problem 25RQ

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7. The advantage of a differential phase-shift keying (DPSK) system is that_____________ is (are) not required.A. carrier synchronizerB. voltage-controlled oscillatorsC. upper and lower sidebandsD. carrier recovery circuitry
4. What do you mean by over modulation?
A(n)_________ signal is an infinite-bandwidth composite analog signal.a. digital b. analog c. either a) or b) d. neither a) nor b) (b)
Sketch the following particulars for the device which is having low on state loss and used in very small switching frequency operation. (i) Symbol with terminals name (ii) Cross sectional view (iii) Static characteristic
Detail the operation of a Variational Autoencoders (VAE). How does this compare to a standard Autoencoder (AE). Clearly indicate the composition of the Loss function in this network.
Which of the following is not an effect caused by multipath in radio channel? a) Rapid changes in signal strength b) Random frequency modulation c) Power of base station d) Time dispersion
7. A device that generates and demodulates digital modulation signals, usuallyat audio frequencies is the __________.8. The __________ consists of a series of pulses of varying amplitude thatcorrespond directly to the amplitude of the modulating signal.
Convert (45.75), to base 7. (a) (63.5151..), (b) (231.3), (c) (0.625), (d) (66.25),
For the AM envelope shown in figure A13, Voltage -8 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 Time Calculate the maximum amplitude of Choose... modulating signal. Calculate Modulation index Choose...
14. What type of receiver detects the phase shift in the received signal?A. Binary phase-shift keyingB. Quadrature phase-shift keyingC. Differential phase-shift keyingD. Frequency-shift keying
Ex (3):- A signal that has the highest frequency component of 4.2MHZ and a peak to peak value of 4 volts is transmitted using a binary PCM. The number of quantization levels is 512 and P=0.04W calculate: 1. Code word length. 2. Bite rate.
The following figure is illustrating: Unmodulated Carrier 00 111 Raseband Digital Signal Moduluted Carrier a. phase modulation; b. phase shift-keying; c. frequency modulation; d. frequency shift-keying; e. combined phase and frequency modulation; f. none of these.

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