ECET 310 Educational Tutor/ indigohelp

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ECET 310 Educational Tutor/ indigohelp
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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Entire Course

• ECET 310 Week 1 Homework 1_1

• Computer Science - General Computer Science 
• 1. Add
• (a) 60 dB 25 dB
• (b) 20 dBW 5 dBW
• (c) 22 dB - 4 dB

• 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)

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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Week 1 Homework 1_2

• ECET 310 Week 2 Assignment Homework 2_1

• 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.

• 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

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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Week 2 Assignment Homework 2_2

• ECET 310 Week 2 Assignment Homework 2_3

• 1. fCUTOFF 130 KHz
• T 25 ? Sec
• Draw the frequency spectrum of the output of the
  low pass filter.

• Computer Science - General Computer Science
• 1. The bandwidth of a series resonant circuit is
  400 Hz.

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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Week 3 Assignment Homework 3_1

• ECET 310 Week 3 Assignment Homework 3_2

• 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

• 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.
• 4. If the filter is a low pass filter, draw the
  frequency spectrum at the output of the filter
  and linear power amplifier.
• 5. Find the value for the required Q for the
  first filter.

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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Week 4 Assignment Homework 4_1

• ECET 310 Week 5 Assignment Homework 5_1

• 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?

• 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.

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ECET 310 Educational Tutor/ indigohelp

• ECET 310 Week 6 Assignment Homework 6_1

• ECET 310 Week 7 Homework 7_1

• 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.

• 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

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ECET 310 Educational Tutor/ indigohelp