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955
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Explain with suitable example what do you understand by signal multiplexing?
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Explain generation of SSB using phase shift method.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Write short note on generation of FM by Armstrong method.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Explain generation of SSB using phase shift method.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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6.8k
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Explain the necessity and significance of modulation in communication.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Explain with block diagram AM superheterodyne receiver
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Explain the concept of amplitude modulation.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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3.8k
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Explain PLL as a frequency synthesizer.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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1.9k
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Explain application of PLL as frequency synthesizer.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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3.1k
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Give advantages and disadvantages of SSB over full career DSB amplitude modulated wave.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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With neat circuit diagram explain the use of PLL as a phase shifter.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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3.0k
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With neat diagram explain the circuit for FM detection.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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5.5k
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Explain super heterodyne receiver in detail along with the waveforms at each stage.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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What are the drawbacks of Delta modulation and how are they overcome by ADM.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Explain any one technique used of conversion of analog signal to digital with ADC.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Comment on the following ADC/DAC specifications I. Resolution II. Linearity Ill. Accuracy IV. Settling Time V. Stability.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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List different types of ADC's and explain binary weighted DAC in detail.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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State sampling theorem. What happens if the sampling is done at less than $2f_{\max}$.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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) What is sampling theorem and state its significance in communication. What is the standard frequency for speech signal?
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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With block diagram explain TDM-PCM system?
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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Mention important specifications of ADC and DAC required for communication.
electronic circuits and communication updated 2.8 years ago by pedsangini276 • 4.8k
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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 2.8 years ago by teamques10 ★ 68k
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Explain why crystal oscillators are considered to be more stable than other oscillators.
electronic circuits and communication updated 2.8 years ago by teamques10 ★ 68k
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16k
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Draw and explain JFET characteristics and prove an equation.
electronic circuits and communication updated 2.9 years ago by yashbeer ★ 11k
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Define. i) Channel capacity ii) Data rate iii) Channel bandwidth
electronic circuits and communication updated 5.0 years ago by teamques10 ★ 68k
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