What were vacuum tubes used for?
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why diodes are not operated in the breakdown region in rectifiers?
i have design dc-dc 3-way isolator circuit,how to test psrr,response time,limit frequency
What is the work of BOIA, TRx, BB2F, Duplexer, Combiner, Multi-coupler, RRI.
what is call handover?
why is the diffusion technique of formation of resistor most widely used?
how to test the mobile tower signals? and which software tool & hardware tools used for test the mobile tower?
What is meant by high frequency carrier gating?
L&T APFC Relay model etacon L8 fault: Initial power factor is 0.6 when capacitor is on, the value of power is getting down, please let me know the reason and rectification details.
I CLEARED THE MTNL WRITTEN EXAM, CAN U PLEASE POST THE INTERVIEW QUESTIONS...... I AM FROM ELECTRONICS AND COMMUNICATION BACK GROUND AND THE TYPE OF INTERVIEW? and give the reply to sridhert@rediffmail.com
Explain the working of current commutated chopper with aid of circuit diagram and necessary wave forms. Derive an expression for its output voltage?
details of siemens automation systems.
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