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Lecture 7,8 CT

The document discusses the advantages of modulation in communication technology, including reduced antenna size, increased communication range, and improved reception quality. It also covers the process of achieving amplitude modulation (AM) and analyzes the AM waveform. The content is part of a lecture series by Engr. Syed Junaid Iqbal in the Department of Electrical and Electronics Technology.

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Syed Junaid Iqbal
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14 views27 pages

Lecture 7,8 CT

The document discusses the advantages of modulation in communication technology, including reduced antenna size, increased communication range, and improved reception quality. It also covers the process of achieving amplitude modulation (AM) and analyzes the AM waveform. The content is part of a lecture series by Engr. Syed Junaid Iqbal in the Department of Electrical and Electronics Technology.

Uploaded by

Syed Junaid Iqbal
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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DEPARTMENT OF ELECTRICAL AND

ELECTRONICS TECHNOLOGY

COMMUNICATION TECHNOLOGY
(ET-334)

Instructor: Engr. Syed Junaid Iqbal

Lecture- 7,8
Advantages of Modulation
➢ Antenna size gets reduced.
➢ No signal mixing occurs.
➢ Communication range increases.
➢ Multiplexing of signals occur.
➢ Adjustments in the bandwidth is allowed.
➢ Reception quality improves.
Why Modulate? -1
Why Modulate? - 2
Why Modulate? - 3

c
 =
f
Why Modulate? - 4
Why Modulate? - 5
Why Modulate? - 6
Why Modulate? - 7
Amplitude Modulation
Objective
Achieving AM modulation -1
Achieving AM modulation -2
Achieving AM modulation -3
Achieving AM modulation -4
Achieving AM modulation -5
Achieving AM modulation -6
Achieving AM modulation -7
Achieving AM modulation -8
Achieving AM modulation -9
Achieving AM modulation - 10
Achieving AM modulation - 11
Analyses of the AM waveform -1
Analyses of the AM waveform -2
Analyses of the AM waveform -3
Analyses of the AM waveform -4

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