As an engineer, you are asked to evaluate a DSB-LC transmitted signal ϕ(t) = 3 cos (10,000πt) + cos (1000πt) cost (10,000πt) V. The power spectral density of the additive white noise (two-sided) is 1 µW/Hz. Assume all resistance levels are 1 ohm. The path loss to the receiver is 100 dB. Find the output signal-to-noise ratio at the output of the receiver.

Q: 1.An FM transmitter is determined to have a transmitter sensitivity of 203.314Hz/V. If the…

A: Given: Note : According to the guidelines of the company if the questions are of different, we…

Q: 2.5) For a conventional amplitude modulation system, the modulated signal is given as, s(t)=[4,…

A:

Q: 1: For the sinusoidaly modulated DSB/LC waveform shown in Fig. below. a- Find the modulation index.…

A: Since you have asked multiple questions and not specified which one to answer .I would answer the…

Q: In a DSB-LC system, the message signal is 15 cos (8T*10*t) and the modulation index is 0.8. The…

A: We need to find losses and signal to noise ratio.

Q: modulated signal with a resulting modulation index (i.e. frequency deviation ratio) of 2. (a) What…

A:

Q: - The output signal from an AM modulator is: s(t) = 10 cos (1800Tt t) + 40cos (2000TT t)+ 10 cos…

A:

Q: A communication system uses a superheterodyne receiver with an intermediate frequency of 10.7 MHz.…

A: we need to find out the center frequency of an image station.

Q: 4. An AM transmitter radiates 15kW. The modulation depth is rated at 80% with a channel capacity of…

A: In this question we will find carrier power , sideband power....

Q: For the modulated signal x(t) m(t) = 4cos(1000rt) and the carrier frequency f, is 1 MHz. The signal…

A: The output from the multiplier will be x(t) cos2π (fc + 40 t) =m(t) cos2πfct . cos2π(fc+…

Q: Suppose you have the following modulated signal: ∅(t) = 6 cos(1600πt) + 22 cos(1800πt) +…

A: For the following question we have to  1- Determine the modulating signal m(t) and the carrier…

Q: Consider the following length-16 signal: x(n) = 0.5 + 2 sin(0.5tn)+1.5 cos (TTn), n = 0, 1,..., 15…

A: Consider the following length 16 signal: x(n)=0.5+2sin(0.5πn)+1.5cos(πn)   , n=0,1,....,15 a) We…

Q: Consider an angle-modulated signal that is given by P(t) = 10cos(12000tt +0.47), |t| <2 and the…

A: Given that  φ(t)=10cos(12000πt+0.4π)   ,                t≤2                         (1)fC=6 kHz (a)…

Q: In a DSB-LC system, the message signal is 15 cos (87T*10*t) and the modulation index is 0.8. The…

A: We need to find losses and signal to noise ratio for given system

Q: Q.3/ An SSB signal is given as x (1)=cos@t cos(@t +6)-sin@t sin(@t +0), where @, >w .Determine…

A: Modulation is process by which some properties of carrier signal is varied according to modulating…

Q: A) The effective aperture of a 144.0cm-diameter parabolic reflector antenna is 6m of the physical…

A:

Q: What is the range of the upper sideband of an amplitude modulated signal whose carrier is 2.5 MHz…

A: The sideband of a signal is described as the spectral component produced after the modulation of a…

Q: Consider a quadrature carrier multiplexing (QAM) system that is used to transmit two message signals…

A:

Q: An FM transmitter is determined to have a transmitter sensitivity of 203.314Hz/V. If the modulating…

A: As per company guidelines we can solve only first question kindly post another question separately…

Q: A frequency modulated signal is generated by modulating the carrier signal c(t) = 40 cos(2pi fc t),…

A:

Q: A- Assume you have a Frequency Modulator where its instantaneous frequency varies with the message…

A:

Q: Over the interval t|$1, an angle modulated signal is given by EM(t) = 10 cos 13000t The carrier…

A: Angle modulation is the process of varying the angle (phase or frequency) of the carrier signal in…

Q: For a message signal m(t)= 2 cos 1000t + 8cos 2000πt, (a)Write analytical expressions for FM and PM…

A: Write the given modulating signal and find the frequencies.

Q: Problem 1: In a broadcasting communication system, the transmitter power Pr is 80 KW, the channel…

A: Communication systems

Q: 3.31 The carrier c(t)= 100 cos 27 fet is frequency modulated by the signal m(t) = 5 cos 200007 t,…

A: 3.31  Ct=100 cos2π 108t⇒Ac cos 2πfct           mt=5 cos 2π10000t⇒Am cos2π fmt…

Q: Given m(t) = sin 2000rt, kf = 5,000n , and kp = 10, a) Estimate the bandwidths for Frequency…

A:

Q: The carrier c(t) = 100 cos( 2mf.t) is frequency modulated (FM) by the message signal m(t) = 5 coS(…

A: 1) From message signal m(t)=ACcos2π104 t, the maximum frequency is fm=104 Hz. Determine the…

Q: Q2: In a direct FM generation, it was used Hartly VCO. Given the capacitance constant as K_c=120n/F.…

A: Given    They have mentioned direct FM generation   m(t)=3.4 sin(2π200t) V   Frequency Deviation of…

Q: Q1/ If the message signal is m(t) = cos (1000nt)cos (3000nt): a. Sketch the spectrum of m(t). b.…

A: Given : 3) m(t)=cos1000πt cos3000πt

Q: For an AM commercial broadcast band receiver (535 kHz to 1605 kHz) with an input filter Q-factor of…

A:

Q: A given FM transmitter is modulated with sinusoidal input m(t) = 9 cos 500nt volts, and the…

A:

Q: FM signal is described by s(t) = 100cos(2pi * 10 ^ 6 * t + 0.02sin(1000pi * t)) (a) Determine the…

A: We need to analyse the given frequency modulated signal .

Q: For a message signal m(t)= 2 cos 1000t + 8cos 2000πt, Write analytical expressions for FM and PM…

A:

Q: 3. The radiation resistance of an antenna 72 ohms, loss resistance is 8 ohms .What is the…

A:

Q: Q5] In target-search ground-mapping radars it is desirable to have echo power received from a…

A: The desirable intensity radiation intensity of the antenna in silicon as follows : V(θ,∅) = 1,…

Q: The message signal vm (t) = cos(4000nt) modulates the carrier v.(t) = cos(50000rt) to generate the…

A:

Q: A satellite at an altitude of 37654 km transmits a signal of 17 GHz to a ground station directly…

A: A satellite transmits a signal to a ground station directly below it. The following data is given:…

Q: The message signal m(t) shown in the figure below frequency modulates the carrier signal c(t) = 20…

A:

Q: Q2: In a direct FM generation, it was used Hartly VCO. Given the capacitance constant as K_c=120n/F.…

A:

Q: 8) Consider a GSM uplink (900 MHz). The MS has 100-mW transmit power, and the sensitivity of the BS…

A: First we will find out received power then we will find out losses .

Q: n a DSB-LC system, the message signal 1s 15 cos (87*10*t) and the modulation index s 0.8. The…

A: We need to find losses and signal to noise ratio for given system .

Q: Given the following message, m(t), carrier, c(t), and Kvco=4500(Hz/v), determine the FM modulated…

A: Determine the FM modulated signal equation and modulation index from given parameters m(t) , c(t)…

Q: 1. An FM signal , 2000 sin(2n x 10®t + 2sin Tx 10°t), is applied to a 50 ohms antenna. Determine:…

A:

Q: In a broadcasting communication system, the transmitter power Pr is 80 KW, the channel attenuation…

A: We need to calculate (S/N) ratio for input and output for the given recommended values.

Q: In a broadcasting communication system, the transmitter power Pr is 80 KW, the channel attenuation…

A: Communication system

Q: A receiver consists of an antenna with a noise temperature equal to 120 K that feeds an attenuator…

A:

Q: A signal of 20 Watts is attenuated by 13 dB. What is the resulting power level in dBm? In Watts? 6.4…

A: A signal of 20 Watts is attenuated by 13 dB. What is the resulting power level in dBm? In Watts? The…

Q: 8) Consider a GSM uplink (900 MHz). The MS has 100-mW transmit power, and the sensitivity of the BS…

A: First we will find out the received power then we will find out losses .

Q: FM signal

A: Frequency modulation- In this type of modulation the information signal is carried by a carrier…

Q: Problem 1: In a broadcasting communication system, the transmitter power P, is so KW, the channel…

A: Dear student you posted 2 question with multiple sub-parts.You did not mentioned which question you…