Is a duplex also convert an electromagnetic signal into electrical signal and vice-versa??

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How do Calculate UPs Battery Backup Time? pls help me.Manohar.manoharan1980@rediffmail.com

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Can someone guide me about the written test paper pattern for s/w engg having exp of more than 3yrs.will it be technical or aptitiude?

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what is a voltage controlled oscillator?

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What are the advantages of free wheeling diodes in a controlled in a controlled rectifier?

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Give some examples of power electronics applications in the day-to-day life?

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Define what do you understand by reverse saturation current of a diode?

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hav u ever visited BTS site during ur industrial training

4 Answers   Nokia,

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What is the different bitween BSc(Eng)& BEng Degrees?? please answer this.i have to choose one & i want to do the best.

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why rs232 is used in uart when there are many rs devices like rs449 etc . what is the main advantage in using rs232

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what is the difference between zener diode n tunnel diode in terms of their breakdown??????????

1 Answers   Bhel,

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what is the base of telephone?

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