A PLL maintains lock by comparing A The phase of two signals B The frequency of two signals C The amplitude of two signals D None of these

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what is invrter?

4 Answers  

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What is he use of embeded systems?

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Can you help me to explain briefly the function of Op-Amp in circuit design.tq

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What are the main components of AMF panel. Is it required to use ATS in LT panel if DG is used as stand by supply? Please send any single line diagram showing AMF & LT panel etc., if possible please send to sreenu_207 @ yahoo.co.in

0 Answers   HAL,

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why -48V is used in BTS?

1 Answers   ETSL,

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what is the difference between pre-emphasis and modulation?

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what is 802.11b

5 Answers   Alcatel,

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Guroscope works on the basis of what?

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if current is basic si unit why it dependent on time

2 Answers  

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Explain why normally control terminal of 555 timer is connected to ground through a 0.01µf bypass capacitor?

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Explain the working of a multiplexer.

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