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Define. i) Channel capacity ii) Data rate iii) Channel bandwidth
electronic circuits and communication fundamentals define channel parameters updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Prove that the entropy of extremely likely and extremely unlikely message is zero.
electronic circuits and communication fundamentals equation for entropy updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Find Entropy and Information rate.
electronic circuits and communication fundamentals information theory numericals updated 16 days ago by Abhishek Tiwari ♦♦ 50
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286
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What do you mean by entropy. Derive the equation for entropy
electronic circuits and communication fundamentals equation for entropy updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Definition of information.
electronic circuits and communication fundamentals information updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Calculate the maximum bit rate for a channel having b.w. 3100 Hz and S/N ratio 20 dB
electronic circuits and communication fundamentals information theory numericals updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Calculate the minimum bit rate for a channel having b.w. 3100 Hz and S/N ratio 10 dB
electronic circuits and communication fundamentals information theory numericals updated 16 days ago by Abhishek Tiwari ♦♦ 50
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454
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An analog signal has a bit rate of 8000 bps and a band rate of 1000 band. How many data elements are carried by each signal element? How many signal elements do we need?
electronic circuits and communication fundamentals information theory numericals updated 16 days ago by Abhishek Tiwari ♦♦ 50
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437
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A 2kHz channel has signal to noise ratio of 24 dB
electronic circuits and communication fundamentals information theory numericals updated 16 days ago by Abhishek Tiwari ♦♦ 50
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322
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Compare PAM, PPM and PWM
electronic circuits and communication fundamentals compare pam ppm and pwm updated 16 days ago by Abhishek Tiwari ♦♦ 50
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241
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Explain generations of PAM
electronic circuits and communication fundamentals pam generation updated 16 days ago by Abhishek Tiwari ♦♦ 50
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412
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Aliasing or fold over error:
electronic circuits and communication fundamentals aliasing or fold over error updated 16 days ago by Abhishek Tiwari ♦♦ 50
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State sampling theorem. What happen if the sampling is done at less than $2 f_{\max}$
electronic circuits and communication fundamentals sampling theorem updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Draw PAM, PWM and PPM waveforms. Explain these in brief.
electronic circuits and communication fundamentals pulse modulation waveform updated 16 days ago by Abhishek Tiwari ♦♦ 50
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233
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What is DSBSC wave. Explain its generation using balanced modulator.
electronic circuits and communication fundamentals dsbsc generation updated 16 days ago by Abhishek Tiwari ♦♦ 50
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213
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What is need of modulation in communication
electronic circuits and communication fundamentals need of modulation updated 16 days ago by Abhishek Tiwari ♦♦ 50
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246
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Explain the concept of amplitude modulation
electronic circuits and communication fundamentals amplitude modulation updated 16 days ago by Abhishek Tiwari ♦♦ 50
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283
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Modulating signal $10 \sin 2 \pi \times 10^3 t$ is used to modulate carrier signal $20 \sin 2 \pi \times 10^4 t$. Find the modulation index $\%$ modulation frequency. and amp. B.W and spectrum
electronic circuits and communication fundamentals modulation numerical updated 16 days ago by Abhishek Tiwari ♦♦ 50
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486
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Explain generation of SSB using phase shift method.
electronic circuits and communication fundamentals ssb using phase shift method updated 16 days ago by Abhishek Tiwari ♦♦ 50
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202
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Write a short note on generation of FM by Armstrong method.
electronic circuits and communication fundamentals generation of fm updated 16 days ago by Abhishek Tiwari ♦♦ 50
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215
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Explain with block dig. AM super heterodyne receiver
electronic circuits and communication fundamentals super heterodyne receiver updated 16 days ago by Abhishek Tiwari ♦♦ 50
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257
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Explain super heterodyne receiver with waveform at each stage.
electronic circuits and communication fundamentals super heterodyne receiver updated 16 days ago by Abhishek Tiwari ♦♦ 50
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164
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What is the modulation index due to this 2nd wave?
electronic circuits and communication fundamentals modulation numerical updated 16 days ago by Abhishek Tiwari ♦♦ 50
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215
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Compare AM with FM
electronic circuits and communication fundamentals compare am with fm updated 16 days ago by Abhishek Tiwari ♦♦ 50
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Draw and explain equivalent circuit of an ideal OP- AMP
electronic circuits and communication fundamentals equivalent circuit of an op- amp updated 16 days ago by Abhishek Tiwari ♦♦ 50
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