1 / 14

ECET 310 expert tutor/ indigohelp

ECET 310 is an online course which provides you to get best results.

sumathi063
Download Presentation

ECET 310 expert tutor/ indigohelp

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. ECET 310 expert tutor/ indigohelp

  2. ECET 310 Entire Course • For more classes visit • www.indigohelp.com • ECET 310 Week 1 Homework 1_1 (DEVRY) • ECET 310 Week 1 Homework 1_2 (DEVRY) • ECET 310 Week 2 Assignment Homework 2_1 (DEVRY) • ECET 310 Week 2 Assignment Homework 2_3 (DEVRY) • ECET 310 Week 3 Assignment Homework 3_1 (DEVRY)

  3. ECET 310 Week 1 Homework 1_1 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. Add: • (a) 60 dB + 25 dB= • (b) 20 dBW + 5 dBW= • (c) 22 dB - 4 dB= • 2. Convert: • (a) 65 W into dB = • (b) 10 dB into watts • (c) – 5 dB into watts= .

  4. ECET 310 Week 1 Homework 1_2 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1 . Four frequencies are applied at the input of a non-linear amplifier. Write down all of the frequency components at the output of the non-linear device. Write down only the first three harmonics.

  5. ECET 310 Week 2 Assignment Homework 2_1 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. Assume that a receiver has a first amplifier stage with a 5KW input resistance, a gain of 300, an input audio signal of 20 mV, and an operating temperature of 27oC. When the amplifier is operating with a bandwidth first of 10 MHz, find • (a) therms input noise levels • (b) the audio output levels

  6. ECET 310 Week 2 Assignment Homework 2_2 • For more classes visit • www.indigohelp.com • 1. fCUTOFF = 130 KHz • T = 25  Sec • Draw the frequency spectrum of the output of the low pass filter. • 2. Draw the frequency spectrum of the output if the filter is: 14 marks • A high pass filter fC = 20 KHz

  7. ECET 310 Week 2 Assignment Homework 2_3 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. The bandwidth of a series resonant circuit is 400 Hz. • (a) If the resonant frequency is 4000 Hz, find Q. • (b) If Ω, what is the value of XL at resonance? • Find the inductance L and capacitance C of the circuit.=

  8. ECET 310 Week 3 Assignment Homework 3_1 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. An AM signal has an unmodulated carrier voltage VC = 10VP, a load resistance of RL = 10, and a modulation index of m = 1. Determine: • Modulation • (a) PC = Vc2/2/2(10)= • PSB =PT-PC/2= • (b) Total power in the AM signal

  9. ECET 310 Week 3 Assignment Homework 3_2 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. Draw the frequency spectrum at the output of the first balanced modulator. • 2. If the filter is a low pass filter, draw the frequency spectrum at the output of the filter and amplifier • 3. Draw the frequency spectrum at the output of the second balanced modulator.

  10. ECET 310 Week 4 Assignment Homework 4_1 • For more classes visit • www.indigohelp.com • 1. Define FM. • 2. What parameter of the intelligence signal causes frequency deviation of the carrier? • 3. What parameter of the intelligence signal causes or determines the rate of carrier frequency deviation? • 4. Define modulation index for FM. • 5. What is the reason that FM requires wider bandwidth as compared to AM? • 6. What characteristics of FM signal are shown by Bessel Function Solution of FM signal?

  11. ECET 310 Week 5 Assignment Homework 5_1 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. Determine the Nyquist sample rate for a maximum analog input frequency of: • (a) 4 KHz • 10 KHz • 2. Determine the dynamic range for a 10-bit sign-magnitude PCM code. • 3. Determine the minimum number of bits required in a PCM code for a dynamic range of 80 dB. What is the coding efficiency? • 4. For a resolution of 0.04 V, determine the voltages for the following linear seven- bit sign magnitude PCM  

  12. ECET 310 Week 6 Assignment Homework 6_1 terature • For more classes visit • www.indigohelp.com • 1. For a 64-PSK modulator with an input data rate(fb) equal to 36 Mbps and a carrier frequency of 100 MHz, determine the minimum double-sided Nyquist bandwidth(fN) and the baud. Sketch the output spectrum. • 2. Determine the bandwidth efficiency for the following modulators: • (a) QPSK = • (b) 64-QPSK = • (c) 128-QAM=

  13. ECET 310 Week 7 Homework 7_1 • For more classes visit • www.indigohelp.com • Computer Science - General Computer Science • 1. For a QPSK system and the given parameters, determine • 2. Which system requires the highest Eb/No ratio for a probability of error of 10-7, four-level QAM or 8-PSK system? • 3. Determine the minimum bandwidth required to achieve a P(e) of 10-4 for a 16-PSK system operating at 25 Mbps with a carrier-to-noise ratio of 10 dB

  14. ECET 310 expert tutor/ indigohelp

More Related