Answer / s.r.mahesh

height of the antenna is inversely propotional to the
frequency of the signal.
Modulation shifts the low frequency signal to high
frequency signal. so the hight of the antenna is reduced.

Answer / sachin

Height of antenna required from reception of radio wave in radio transmission is the function of wave length of the frequency is used. The minimum of height of antenna

what do you meam by analog instruments? give one example.

2 Answers   Siemens,

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plz send jto previous papers

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What are the types of commutation with respect to commutation process?

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5 Answers  

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Trace Matrix Mapping Technique

0 Answers   TCS,

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sir i am completed B.E in 2006 i wrote RRb Section Engineer Exams two times .how to prepare and how is ask previous question paper some previous question paper send through mail id

2 Answers   RRB, Spectrum,

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What do you mean by the term "open" in OSI model?

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what s mean by monolithic integrated circuit technology?

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how we can calculate the range selection time in mobile communication? or channel searching time?

0 Answers   Delton, HAL, HCL,

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Define quad?

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