ECET 310 Potential Instructors / tutorialrank.com

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ECET 310 potential Instructors / tutorialrank
ECET 310 Week 1 Homework 1_2
ECET 310 Entire Course (DEVRY)
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) ECET 310 Week 3
Assignment Homework 3_2 (DEVRY) ECET 310 Week 5
Assignment Homework 5_1 (DEVRY) ECET 310 Week 7
Homework 7_1 (DEVRY)
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. 2. Find out the frequency
components at the output of a resonant-tuned
circuit tuned at 1200 KHz with a bandwidth of 15
KHz and connected at the output of a non-linear
amplifier (mixer).
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ECET 310 potential Instructors / tutorialrank
ECET 310 Week 2 Assignment Homework 2_1
ECET 310 Week 2 Assignment Homework 2_3
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   the rms output noise levels
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 O, what is the value of XL at
resonance? Find the inductance L and capacitance
C of the circuit.  
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ECET 310 potential Instructors / tutorialrank
ECET 310 Week 3 Assignment Homework 3_2
ECET 310 Week 3 Assignment Homework 3_1
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.
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 Modulatio
n (a)  PC  Vc2/2/2(10)      PSB 
PT-PC/2  (b)  Total power in the AM signal 2.
 Find the modulation index corresponding to the
given trapezoidal pattern for the AM signal.
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ECET 310 potential Instructors / tutorialrank
ECET 310 Week 5 Assignment Homework 5
ECET 310 Week 7 Homework 7_1
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 codes  
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 potential Instructors / tutorialrank
ECET310 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  2.  Convert (a)  65
W  into  dB (b)  10 dB  into  watts  (c)  5
dB  into watts .
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