i have design dc-dc 3-way isolator circuit,how to test psrr,response time,limit frequency

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what is that functionality of a relay? draw aconnection for relay?

1 Answers  

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What is the difference between the bandwidth of half duplex and simplex transmission?

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Is it possible to calculate a voltage for microwave energy generating in oven? Is there any formula relating frequency and voltage and it should be independent of speed?

0 Answers  

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How will you send and receive data to a micro-processor? (One method is I/O mapped I/O which is the other one?)

1 Answers   DRDO,

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In which of the following is an operational amplifier (op-amp) used? a. Oscillators b. Filters c. Instrumentation circuits d. All of the above

4 Answers  

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Why circuit turn off time should be greater than the thyristor turn-off time?

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Normally we say cellphone is a embedded device but computer is not a embedded system. Today cell phones have the facility to install software. so the cell phone is embedded or not

4 Answers  

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which ip version we are using at present?

3 Answers   NSN,

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i want to question papers of section engineer post (rrb).please sent my mail id .my id is boobalaraja@ gmail.com

0 Answers   RRB,

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what is d use of Fascimile?

2 Answers  

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define state space?

0 Answers   Wipro,

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