Explain how to increase the gain and directivity of an antenna?

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why the value of 3db down point is 0.707??

2 Answers  

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What is eddy current?

5 Answers   CTS,

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What are the processes required to perform interfacing successfully?

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In the case of baseband signaling, the received waveforms are already in a pulse-like form. Why then, is a demodulator (receiving filter) needed to recover the pulse waveform?

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For a 1φ voltage controller, feeding a resistive load, draw the waveforms of source voltage, gating signals, output voltage and voltage across the scr. Describe the working with reference to waveforms drawn?

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sir,did u send me hpcl syllabus for engg. disiplience & previous year

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Sir,I have two years year gapping after the completetion of my 10+2.Then i had studied 1 year chemistry(hons)and had sat for part1 chemistry(Hons) exam..I got 60% in Hons also.I had sat Hons and Enginering Joint entrance exam together in the same year of 2008..But i got better opportunity and I switched to ECE..Sir,may i eligible to sit exams and interviews for any IT company,software technologies,consultancy company,electronics core company..??..thanks...

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We use two different bands for GSM/DCS communications; GSM900 and DCS-1800. Which one is the better of the two in terms of quality and coverage?

1 Answers  

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What are advantages of dc supply over ac supply?

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Pease send Quantitative Quantitative Aptitude Question

0 Answers   Indian Overseas Bank,

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how u will measure the polarisation of antenna?

1 Answers   Bosch, Eric,

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