What is meant by pre-emphasis and de-emphasis?
Answer Posted / akash
Devopam Bannerjee (Ans #3) just copied his answer verbatim
from this link.
http://cnyack.homestead.com/files/modulation/pre_emp.htm
You might want to check it out to see if you get the
picture. !! ;-)
| Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
please send me earlier question papers of rrb je(signal)at my id arvind44444@gmail.com
How WDM works in wireless system...as we say that it works in optical and signals transmitted in this are light signals...??
What is modulation? And where it is utilized?
Name the cmos version of the 555 timer.
What is the difference between 8087 and 8086
Define what is meant by phase reversal?
Which device produces voltage variable capacitor?
Why every time that I hit the microphone or when I speak louder the amplifier is switched of?
What is the main purpose of power electronics?
Explain resistance?
Define beta of a transistor.
write the expression for a multiple Pi section filter's ripple factor?
Explain why is 400 hz used for flight instruments and radio transmission system in aviation industry universally?
Explain the different modes of flyback converter
What are the different operation regions of the thyristor (scr)?