I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

0 Answers  

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why is there -48 v DC voltage use in CISCO Router.?? is there any advatage to use this type of negative voltage rather than positive voltage??

1 Answers  

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why we use chopper circuit in TV ?

0 Answers   LG, NTDC,

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why do we conduct the campus interviews?

4 Answers   Infosys,

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Describe the purpose of knee point voltage for differential protection.

0 Answers  

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How many types of transformers are there? How does it works?

11 Answers   ONGC, Shine Construction,

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write a programme to identify the biggest number from the given three numbers with out using of relational operators

0 Answers  

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Explain what is an excitation table?

0 Answers  

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What is meant by small signal amplifier?

0 Answers  

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Why signalling link load should be less than 30% in telecommunication?

0 Answers  

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What is an ac emitter resistance?

0 Answers  

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State the advantages of dual slope adc:

0 Answers  

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