Answer / ssn

Yes, A one frequency signal may not be sufficient, since the
analog and digital signals may look different and the
receiver may not recognize it correctly. To improve the
shape of the signal for better communication, particularly
for high data rates, we need to add some harmonics

Answer / guest

so that at the o/p the harmonics get cancelled otherwise it
will produce noise

why the crystal frequency of 8051 is divide by 12 for its working?

4 Answers  

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Draw the equivalent circuit of triac and diac.

0 Answers  

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what is the difference between forebay and surgetank in case of hydro electric power plant

2 Answers   NEA, Nepal Electricity Authority,

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what is the need for modulation?

13 Answers  

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What is band gap theory?

0 Answers  

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Explain what is an fpga?

0 Answers  

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why we prefer expressing the gain of an amplifier on a logarithmic scale rather than linear scale?

2 Answers   TATA,

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differnce between timer & counter

5 Answers   TCS,

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what is thermal tracking

0 Answers  

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. For the FIFA world cup, Paul the octopus has been predicting the winner of each match with amazing success. It is rumored that in a match between 2 teams A and B, Paul picks A with the same probability as A's chances of winning. Let's assume such rumors to be true and that in a match between Ghana and Bolivia, Ghana the stronger team has a probability of 9/10 of winning the game. What is the probability that Paul will correctly pick the winner of the Ghana-Bolivia game?

2 Answers   TCS,

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What is cut-off frequency?

0 Answers  

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is Motorola GSM Duplexer active or passive device?

0 Answers   Motorola,

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