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# ECET 310 Successful Learning/ecet310dotcom - PowerPoint PPT Presentation

ECET 310 Entire Course (Devry)\nFor more course tutorials visit\nwww.ecet310.com\n\nECET 310 Week 1 Homework 1_1 \nECET 310 Week 1 Homework 1_2 \nECET 310 Week 2 Assignment Homework 2_1 \nECET 310 Week 2 Assignment Homework 2_3 \nECET 310 Week 3 Assignment Homework 3_1 \nECET 310 Week 3 Assignment Homework 3_2 \n

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ECET 310SuccessfulLearning/ecet310dotcom

ECET 310 Successful Learning

For more course tutorials visit

www.ecet310.com

ECET 310 Week 1 Homework 1_1

ECET 310 Week 1 Homework 1_2

ECET 310 Week 2 Assignment Homework 2_1

ECET 310 Week 2 Assignment Homework 2_3

ECET 310 Week 3 Assignment Homework 3_1

For more course tutorials visit

www.ecet310.com

ECET 310 Week 1 Homework 1_1

Computer Science - General Computer Science

(a) 60 dB + 25 dB=

(b) 20 dBW + 5 dBW=

(c) 22 dB - 4 dB=

2. Convert:

ECET 310 Week 1 Homework 1_1 (Devry)

ECET 310 Successful Learning

For more course tutorials visit

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ECET 310 Week 1 Homework 1_2

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.

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ECET 310 Week 2 Assignment Homework 2_1

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.

ECET 310 Week 2 Assignment Homework 2_1 (Devry)

ECET 310 Successful Learning

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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

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ECET 310 Week 2 Assignment Homework 2_3

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.

ECET 310 Week 2 Assignment Homework 2_3 (Devry)

ECET 310 Successful Learning

For more course tutorials visit

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ECET 310 Week 3 Assignment Homework 3_1

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

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ECET 310 Week 3 Assignment Homework 3_2

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

ECET 310 Week 3 Assignment Homework 3_2 (Devry)

• ECET 310 Week 4 Assignment Homework 4_1 (Devry)

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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.

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ECET 310 Week 5 Assignment Homework 5_1

Computer Science - General Computer Science

1. Determine the Nyquist sample rate for a maximum analog input frequency of:

(a) 4 KHz

ECET 310 Week 5 Assignment Homework 5_1 (Devry)

• ECET 310 Week 4 DQ 2 Multicultural Literature

• ECET 310 Week 4 DQ 2 Multicultural Literature

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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:

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ECET 310 Week 7 Homework 7_1

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?

ECET 310 Week 7 Homework 7_1 (Devry)