What is vom?

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Explain the design 8421 to 2421 binary code converter?

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what is warm up time in power supplies and why it is required ?

0 Answers   BARC,

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What is meant by D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? What do you mean by an ideal voltage source? What do you mean by zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain briefly. What do you mean by half-duplex and full-duplex communication? Explain briefly. Which range of signals are used for terrestrial transmission? What is the need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

0 Answers   MAHINDRA,

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why we are going for coding in communication signals?

6 Answers  

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Mention some typical applications of pll?

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1. A Man pays income tax of Rs.3000 of 10% the income will be Rs.12000.What will be his income before tax. 2. 135,45,180,60,240,75 will be next number. 3. A Can do a job in 9 days, A and B together can complete a job in 5 days. How long will B Alone can complete it? 4. Consider the word ECONOMISTICS, interchange the letter first and second, third and fourth, fourth and fifth and soon on. What will be the last letter after interchanging? 5. The 8 consecutive odd number with 7th term 9 is taken. Then what would be the sum of it. 6. Problem on profit and loss 7. Rosy and jenny plan to talk in secret code. Next day rosy send a message to jenny that her lover xxxxx ask to come. What could be his name? 8. Jackson was a famous writer; he uses a dash at the end of the line. This method was earlier followed by Dickson. Dickson found happy to see his poet printed in paper as such check which of the statement given below weaken the above passage. A. Jackson feels jealous of Dickson B. Dickson wontedly uses this method. 9. Basic Mathematic problems 10. Find the sequence of numbers Example: In the sequence of numbers 5, 8, 12, X, 34, 55, 89..... The value of X is

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what do you mean by quasi fermi level?

1 Answers  

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74Ls244 is _____?

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What do you mean by Splitter?

0 Answers   NSN,

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ripple factor of full wave rectifier

7 Answers  

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What is the forbidden energy gap? How does it occur?

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