A communication  channel has a  bandwidth  of    4 KHz.  Its channel capacity  is 24 Kbps. Find the Signal-to-Noise Ratio.  Now, keeping the   channel capacity same, if the bandwidth is  increased by 5 times , find the new Signal-to-Noise (S/N) ratio in dB.

Q: 4. A communication channel has a C/B (Channel Capacity/Bandwidth) ratio of 8. Find the…

A: Basic problem on communication systems. Look below for the explaination..

Q: How do we get the smal signal model and why CL and Cb doesn’t short the resistance because of the…

A: Given circuit is as shown below,

Q: Three networks are cascaded with the following gains, noise factor, and input power respectively.…

A: Three networks are cascaded with the following gains, noise factors, and input power respectively:…

Q: A communication  channel has a  bandwidth  of    13 KHz.  Its channel capacity  is 91 Kbps. Find the…

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Q: Determine the over-all transmittance of the signal flow graph shown below.

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Q: The SNR of an AWGN channel is 41 dB. The input signal power is 424 mW. What is the channel noise…

A: Given: SNR=41dB Input power signal, Pin=424 mW

Q: For a communication system, if 1. The power of the noise is 986 2. The SNR (as a ratio) is 8 3. The…

A: The answer of both question is given below. I assume upper question as Q1 and lower question as Q2.…

Q: Q7) A digital communication system using ASK transmits Is and Os by changing the amplitude of a c…

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Q: 1 Calculate BFM ad BPM for the modulation signal m(t) as shown in below for k2nx105 and…

A: Given,For the modulation signal,kf=2π×105kp=5πBW=15 kHzFrom the given signal diagram,T=2×10-4…

Q: What is the effect on the signal-to-noise ratio of a system (in dB) if the bandwidth is doubled,…

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Q: Q) Draw and find the equivalent cct, low and high frequency responses, and overall gain (Av)? Hint:…

A: Equivalent circuit of the low and high frequency response -:

Q: 1. Compute the Band Width and Pow r of AM-DSB-SC ? 2 What is the application of AM-D. B-SC ? 3.…

A: The answers of the following questions are

Q: The SNR of an AWGN channel is 41 dB. The input signal power is 424 mW. What is the channel noise…

A: Given: For an AWGN channel, Signal to noise ratio, SNRdB=41 dB. Input signal power, S=424 mW.

Q: Q4) For a modulating signal: m(t) = 2cos100nt + 18cos2000nt 106. kf = a) Write the expression for…

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Q: 5. For the circuit shown in the following figure calculate: a. The transfer function H(jo) = Vo/Vin.…

A: Step 1: Step 2: Step 3: Step 4:

Q: Given the network, determine the values of the exact frequency response plot for: a) 3; b) magnitude…

A: Part d: Apply the voltage divider rule, calculate the output voltage.

Q: Three networks are cascaded with the following gains, noise factor, and input power respectively.…

A: Three networks are cascaded with the following gains, noise factors, and input power respectively:…

Q: the bandwidth of a signal is 50KHz and its lowest frequency is 10KHz, calculate its

A:

Q: Vgiriş Vçıkış Vçıkış Vgiriş R Şekil 5. Negatif Offset Kenetleyici Devrelerin Geçici Zaman Analizi…

A: Given data: Vp-p=4 VR=1 kΩC=1 μFf=100 kHz

Q: Determine the transfer function of the system represented by the given signal flow graph. R 20 G₁ -…

A:

Q: Finding the output voltage value of a transistor amplifier circuit with 1.923 V applied to the input…

A: To calculate the strength of a signal in dB, the following formula is used: VdB=20log10V.

Q: By knowing the value of mf, we can :calculate The bandwidth of the FM signal O The number of…

A: Solution:    Note :  It is the kind notice that in the above question all the questions are of not…

Q: A 16-PSK system with a carrier power of - 125 dB, a noise power of 1x 10^-15 W and operating…

A: According to the question,

Q: a power source outputs 30 watts of power that is equally divided into four branches. the first and…

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Q: Given Ipss = 16 mA and Vp= -5 V, sketch the transfer characteristics. Determine the value of In at…

A: To analyse the given question

Q: A communication equipment has 4 stages with voltage gains / attenuations of 0.01 (ratio), 104…

A:

Q: The voice quality over the phone is not as clear as in the real face-to face conversation, why? how…

A: Note: As per the guidelines will be solving only 1st question. Please repost for others  Voice…

Q: 1. Determine the noise spectral density of a 100 k2, 200 k2, 300 k2 that are in series and at a…

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Q: For each of the following expressions of voltage and current, calculate both the real and the…

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Q: Designa a BPF that has a cut-off frequency of 200 Hz and 50 kHz and with a midband gain of 10 dB.…

A:

Q: Q4) The following information is included on the datasheet for a JFET; /oss = 3.0 = -6 V maximum,…

A: Given JFET parameters as  IDSS = 3 mA , VGS(off) = -6V , gmo = 5000mS and VGS = -4V. Now find…

Q: A TV receiver has circuits with the following specifications: 2-RF Amplifier with gain of 10 dB each…

A: The solution is given below

Q: A communication channel has a bandwidth of 15 KHz. Its channel capacity is 60 Kbps. Find the…

A: An unwanted signal is called Noise. The ratio of signal power to noise power is known as SNR(signal…