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What is D-FF?
What is the basic difference between Latches and Flip flops?
What is a multiplexer?
How can you convert an SR Flip-flop to a JK Flip-flop?
How can you convert an JK Flip-flop to a D Flip-flop?
What is Race-around problem? How can you rectify it?
Which semiconductor device is used as a voltage regulator and why?
Explain an ideal voltage source?
Explain zener breakdown and avalanche breakdown?
What are the different types of filters?
What is the need of filtering ideal response of filters and actual response of filters?
What is sampling theorem?
What is impulse response?
Explain the advantages and disadvantages of FIR filters compared to IIR counterparts.
What is CMRR?
Explain half-duplex and full-duplex communication?
Which range of signals is used for terrestrial transmission?
Why is there need for modulation?
Which type of modulation is used in TV transmission?
Why we use vestigial side band (VSB-C3F) transmission for picture?
When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency?
For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit?
BPFSK is more efficient than BFSK in presence of noise. Why?
What is meant by pre-emphasis and de-emphasis?
Explain 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?
Explain ASCII, EBCDIC?
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Answer Posted / nitesh.kr1234
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What is the between demultiplexer and decoder?
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A description of the fundamental elements that are required to make a digibox. I assume that they all record nowadays?
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Explain how to increase the gain and directivity of an antenna?
How α and β are related to each other?
What are the KPI that decides the capacity expansion of GGSN/xGW?
What is the difference between active and passive filters?
Explain the operation of 1φ ac voltage controller with rl load?
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Explain avalanche breakdown?
Draw the symbol of jfet and mosfet.
Explain the operation of 1φ sinusoidal ac voltage controller?
how to calculet the resolution of 4 to 20 mA current signal
