ECE 401 Communication Systems - University of Dayton : Homepages
ECE 401 Communication Systems - University of Dayton : Homepages
ECE 401 Communication Systems - University of Dayton : Homepages
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• Speech 300-3600 Hz<br />
• CD Music 20-20 kHz<br />
• Video 0-4 MHz<br />
Baseband Signals<br />
<strong>University</strong> <strong>of</strong> <strong>Dayton</strong> Department<br />
<strong>of</strong> Electrical and Computer<br />
Engineering<br />
8<br />
3× 10 m/s<br />
λ = = 166,667 m/c<br />
1800 Hz (c/s)<br />
λ / 4 = 41,667 m/c<br />
8<br />
3× 10 m/s<br />
λ = =<br />
10,000 Hz (c/s)<br />
λ / 4=7,500 m/c<br />
8<br />
3× 10 m/s<br />
6<br />
2× 10 Hz (c/s)<br />
30,000 m/c<br />
λ = = 150 m/c<br />
λ / 4=37.5 m/c
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