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4.3k
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Draw the spectrum of amplitude modulated wave and explain its components.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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3.9k
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What is DSBSC wave? Explain its generation using balanced modulator.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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5.6k
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How does the bandwidth change if the modulating frequency is doubled?
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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How is adaptive delta modulation superior to delta modulation?
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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1.2k
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How is adaptive delta modulation superior to delta modulation?
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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1.1k
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Discuss the factors that influence modulation index of an FM wave.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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3.1k
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What is DSBSC wave? Explain its generation using balanced modulator.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
1
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6.6k
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1
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Draw the PAM, PWM and PPM waveforms in time domain assuming a sinusoidal modulating signal. Explain them in brief
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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3.9k
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In an AM radio receiver the loaded Q of the antenna circuit at the input to the mixer is 100.1f the intermediate frequency is 455 KHz, calculate the image frequency and its rejection at 1 MHz.
electronic circuits and communication updated 4.1 years ago by teamques10 ★ 70k
0
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1
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3.2k
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1
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Draw the spectrum of an amplitude modulated wave and explain its components.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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1
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1.1k
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Explain with suitable example what do you understand by signal multiplexing?
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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19k
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Explain generation of SSB using phase shift method.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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4.6k
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Explain amplitude modulation for more than one modulating signal
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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4.7k
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Write short note on generation of FM by Armstrong method.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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Explain generation of SSB using phase shift method.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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6.0k
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1
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Explain the concept of amplitude modulation.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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1
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4.2k
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1
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Explain PLL as a frequency synthesizer.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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1
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3.4k
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1
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Give advantages and disadvantages of SSB over full career DSB amplitude modulated wave.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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3.0k
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With neat circuit diagram explain the use of PLL as a phase shifter.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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3.4k
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1
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With neat diagram explain the circuit for FM detection.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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1
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2.1k
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Explain application of PLL as frequency synthesizer.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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4.3k
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1
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Explain the use of PLL as FM detector.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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1
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6.4k
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1
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Explain super heterodyne receiver in detail along with the waveforms at each stage.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
6
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52k
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What are the drawbacks of Delta modulation and how are they overcome by ADM.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
0
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6.1k
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1
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Compare PAM, PPM & PWM.
electronic circuits and communication updated 4.1 years ago by krithikkm200 • 10
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