Answer / virendra sonker

according to farmula e=mc^2, and c=fXlemda hence frequency is directly propertional to energy or power. low the frequengy lower the power hence singal will not travel to long distance

Answer / gayathri

Through modulation at transmitter a low frequency signal is transmitted and demodulation at receiver in communication systems.

why job after btech without going to further education?

7 Answers   Wipro,

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i worked as microwave engineer and recently i am working as SDH engineer, i created some crossconnection but about the huawei MUX its difficult to find out the solution for any problems and exect way of doing the task? Please help me if any one having expertise on that area and SDH

2 Answers   Huawei,

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What is the type of current used by GSM Telecom Equipment?

3 Answers   Zain Group,

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Explain with examples of circuit protecting device apart from fuse, circuit beaker, relays, lighting arrestor, switch gears?

0 Answers  

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What do you by interfacing in PC ?

0 Answers  

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full form of virus?

2 Answers   NSN,

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What is a difference between ISDN PRI & Channelised E1 ?

4 Answers   Bharti,

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what is hardware interrupt?

2 Answers   BEL, InfoCom,

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what is the necessity of phase locked loop in amplitude modulation systems ?

0 Answers   Cipla,

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Explain how to convert binary to gray code and vice-verse?

0 Answers  

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describe the bandwidth delay problem?

1 Answers   Hathway,

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telecom rf engineer

0 Answers   Airtel,

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