what is the difference between analog and digital communications? which is the efficient communication??

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Why do we use Multiple Access Schemes? What is the difference between FDMA, TDMA and CDMA?

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What are the parts of network management system (nms)?

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full from of GSM?

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Consider sinc(x):where sinc(x)=sin (xpi)/xpi. and sinc(x) have max value i.e. unity at x=0 .now if x=0.then pix =0 and sin (pix)=0 at x=0. then above expression sin (xpi)/xpi.should be of 0/0 form i.e. in-determined form. then how sinc(x) is one at x=0. pi is constant.

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Explain the difference between fixed-bias circuit & self-bias circuit?

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iam working as field engineer since 3 years so what is the appropriate answer for changing company i'e., why do u want to change ur present company

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What is the difference between a hart and a smart transmitter?

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I am doing Bsc in computer science from Atmaram (DU) and want to do Btech from IGNOU or IETE.Is this legal to do both bachelor degree simultaneously or not & frm whr its possible

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what is potetial,voltage,potential difference

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What are the types of cyclo-converters?

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i have 50 percnt of marks in 12th and 70percnt in btec m i elligible for ies drdo

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