PCM system is used to transmit base4 signal of 512 level, the input signal works in the range between (30 to 70) MHz. Find the bit rate and signal to noise ratio in dB? Note that: the step size is considered to be double of system levels?
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A PCM system is used to transmit base4 signal of 512 level, the input signal works in the range between (30 to 70) MHz. Find the bit rate and signal to noise ratio in dB? Note that: the step size is considered to be double of system levels? *
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- Q2/ The information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of ±0.1% (full scale). The analog voltage waveform has a bandwidth of 100 Hz and an amplitude range of -10 to +10 volts. Find the minimum sampling rate required. i) ii) Find minimum bit rate required in the PCM signal. Find the number of bits in each PCM word. iii) iv) Find the minimum absolute channel bandwidth required for the transmission of the PCM signal.The information in an analog signal voltage waveform is to be transmitted over a PCM system with an accuracy of : 0.1 % of the peak-to-peak analog signal. The analog voltage waveform has a bandwidth of 43 Hz and an amplitude range of - 10 to 10 Vots. Determine the minimum bit rate fin bps) required in the PCM system? O a 688 O 774 O c 387 O d 86 Oe 258(b) Consider a voice signal from a analog telephone which needs to be digitized. Explain the steps involved in the conversion of analog to digital signal. If suppose the sampled analog values are 1V, 2V, 3.5V and 4.5V, use a 2 bit quantizer to digitize these values. Assume the range of sampled analog values from 0V to 5V. Provide the digitized values of this signal and draw the digital signal.
- H.w:-using an adder/subractor.cot to Canvert from BCD ade to Ex-3 Cde ?In a PCM system, channels of 3 KHz bandwidth are used. If the uniform quantizer has 128 number of levels, then what will be the channel capacity?6. Which of the following is not a type of signal is... a. analog signalb. Chain signalc. Binary signald. Dict signale. digital signal
- For a signal in the range of 6 to 63, in order to have a resolution of 0.17, we need. Number of levels Select one: a. 337 b. 338 c.333 For the device measuring temperature in the range of 36.8:44.5, and the results are stored in 5 bits, the step size is Select one: a. 0.24839 b. 0.03182 c. 2.622585- Discuss the effect of changing the number of bits on the recovered analog waveform. 6- Discuss the effect of changing the frequency of input analog signal on the reconstructed analog output signal.b. Obtain the waveform of output states Q and for the SR when the input condition as in figure 5 is given. Figure 5 c. List out any five operating characteristics of flip flops. Q4 a. Based on your understanding on amplifiers and Oscillator, explain the operation of Hartley Oscillator, principle of operation and highlight the main applications. (write short note 80 words) b. For the given circuit in figure 6, determine the upper and lower frequencies of oscillation and also the Hartley oscillators bandwidth. +Vce RC HE (100. 200 PA L. mll La 2 ml Figure 6
- Choose the correct answer low HDOP (Horizontal Dilution of Precision) number such as2 indicates a ........................... a.poor fix b.good fix c.poor signal quality d. good signal qualityThe information in an analog waveform, whose maximum frequency fm-4000Hz, is to be transmitted using a 16-level PAM system. The quantization must not exceed #1% of the peak-to peak analog signal. (a) What is the minimum number of bits per sample or bits per PCM word that should be used in this system? (b) What is the minimum required sampling rate, and what is the resulting bit rate? (c) What is the 16-ary PAM symbol Transmission rate?The resolution of the ADC unit with the reference voltage value of 3V is set to 8 bits. If the voltage level applied to the ADC input is 1.67 V, what is the numerical value read? For numbers with commas, take 4 digits after commas.?