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Instructor¡¯s Guide to Accompany

Digital Signal Processing: Fundamentals and Applications


Li Tan














Chapter 2

2.1
and
a.


b.


2.2

a.


b.


2.3

a.


b.

c. The aliasing frequency ¡ë 3.5 kHz

2.4

a.


b.


c. The aliasing frequencies: 0.5 kHz and 2.5 kHz.


2.5
Choose




2.6


2.7
a.
b.

2.8
When

The order of the anti-aliasing filter should be seven (7).

2.9
a.

b.


2.10
Hz, , and
Hz, , and
Maximum allowable gain variation from 0 to 4000 Hz ¡ë 2-0.58¡ë1.42dB
40 -12.62 ¡ë 27.38 dB rejection at frequency 16000 Hz.


Then

Hz

2.11
b1b0¡ë01

2.12
Volts


2.13
a. levels
b.
c.
d. , binary code ¡ë1010
e.

2.14
a. levels
b.
c.
d. ,

binary code ¡ë010
e.