What is meant by pre-emphasis and de-emphasis?
Answer Posted / samyukthajakkam
preemphasis is the process of boosting the information signal in order to reduce the noise ocuurance .
eg:we can use high pass RC circuit,
Deemphasis is the process in which the boosted signal is brought down to normal information signal present at initial.
eg:we can use low pass RC circuit.
| Is This Answer Correct ? | 15 Yes | 5 No |
Post New Answer View All Answers
what is pulse logic system?
can i get the 2007-2009 question papers of APGENCO? plzzzzzz
What is pulse width modulation?
hi i am electronics & telecomm engg & appling 4 the AAI jr executive (electronics/ATC) written test. pls forward me the syllabus & old question papers.I will be very much thankful to you. shahrukhkhalid911@gmail.com and shahrukh_khalid911@yahoo.co.in
how to test the mobile tower signals? and which software tool & hardware tools used for test the mobile tower?
please send the latest sample question paper for the hal online test for electronics stream
Define what do you understand by reverse saturation current of a diode?
Tell me how to calculate knee point voltage? Describe its purpose for differential protection.
What are the different turn on methods of scr?
Tell me what is the max. Or min . Value of tv in msa to calculate r&r?
How can we remove unwanted sideband from ssb modulation?
when do we use capacitor and inductor as strong device
What is location update? Why do we need location update?
I gave interviews for infosys and accenture in my college after which my college said I was selected in infosys. After some days I got a mail from accenture that we have dispatched the offer letter to ur college. I talked to my training officer and he is not ready to give me my letter. So how do i contact them to get my letter online ?
What is pin diode?