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.
2287if a PTC having operating voltage 230V is not available then Can we short the circuit where PTC inserted or anybody having other solution. if yes, please reply hurry.
1624why decoupling capacitor is used in circuit? what is the use of bypass capacitor? what is slew rate?
3 6964IN WCDMA(WIDE CODE DIVISION MULTIPLE ACCESS)WHICH ONE FREQUENCY HOPPING IS USED EITHER FAST FREQUENCY OR SLOW FREQUENCY HOPPING,SAY IN DETAILS
2134what is the minimum and maximam trace width in PCB design? why trace is measured in mils? what is the use of via? why the crystal oscillator is placed near chip?
1754Post New Electronics Communications Questions
Explain full duplex and half duplex.
what is the difference between delegation and containership?
the number of factors of 576?and the logic for this question?
what is am transceiver.
What are the characteristics of an ideal op-amp.
How does frequency affect the size of smps?
Define what are the charge carriers in p-type and n-type semiconductors?
how many mobile subscriber are come under one BTS?? and how many BTS Comes under One BSC?? how many BSC under One MSC??
Explain the operation of 3φ bridge inverter for 1200 degree mode of operation with aid of relevant phase and line voltage waveforms?
Difference between electronic and electrical.
What are boolean algebra and boolean expression?
What are the popular ic packages available?
Kinetic friction when compared to Static friction is?
what is polarisation o antenna ?
I m a computer science engg. passout and want to prepare for PSUs but I dont have the idea of the study material which I should study from and the previous Question papers of PSUs,plz help me....
