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.
2410if 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.
1772why decoupling capacitor is used in circuit? what is the use of bypass capacitor? what is slew rate?
3 7392IN WCDMA(WIDE CODE DIVISION MULTIPLE ACCESS)WHICH ONE FREQUENCY HOPPING IS USED EITHER FAST FREQUENCY OR SLOW FREQUENCY HOPPING,SAY IN DETAILS
2277what 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?
1915Post New Electronics Communications Questions
We use PSWA card in which case?
What are ‘emitter injection efficiently’ and ‘base transport factor’ and how do they influence the transistor operation?
Define what is zener voltage?
What is the difference between dcs & plc & scada?
plz send me the website of dmrc for previous questions papers
Define input offset current.
what is difference between xdm-50/100/300/500/1000/2000 & all bg-20/40/30 in eci mux.
Define why half-wave rectifiers are generally not used in dc power supply?
1.antenna is passive or active?? add why? 2.diff b/w tch drop & tch block?? 3 diff. b/w sdcch drop & sdcch block??
please can any one send me BHEL ECE sample papers
wat is an ethernet
What is meant by load commutation?
Explain how to calculate knee point voltage? Describe its purpose for differential protection.
what is meant by tunneling?
i need diploma electronic and comunication question papers
