What is the diffenece b/w QPSK and DPSK?In these which one is better and why its better?

4 Answers   Infosys, Innovis, TATA,

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Explain how to convert binary to excess 3 code and vice verse?

0 Answers  

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Which power supply card required for Ultra BTS for AC 230 V input Which power supply card required for Ultra BTS for DC -48V

0 Answers   NSN,

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For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

11 Answers   Balaji, Bhel, BSNL,

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which taype question pattern in hr round in telecom feild.

0 Answers   Huawei,

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why a capacitor blocks the DC signal?

2 Answers   Cummins,

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explain the trasistor sizing procedure for a four inputNOR and four input NAND Gate?

0 Answers  

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why have u choose btech?

2 Answers   Wipro,

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What is High frequency transformer cores made of?

0 Answers   C DAC, CDAC,

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Igbt is a voltage controlled device. Why?

0 Answers  

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What is a weighted code?

0 Answers  

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what is the purpose to give two power supply to opamp ie. +Vcc & -Vee?

1 Answers   SCOE,

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