LESSON SOLUTIONS
SIGNAL SUBCOURSE SSO 330 ...................................Introduction to Telephone and
Telegraph Transmission
LESSON 1......................................................................Sound and Telephony
1.
c
11.
a
2.
b
12.
b
3.
c
13.
c
4.
a
14.
b
5.
d
15.
d
6.
b
16.
b
7.
b
17.
b
8.
c
18.
b
9.
b
19.
a
10.
c
20.
a
LESSON 2......................................................................Telephone Systems
1.
c
11.
d
2.
a
12.
b
3
b
13.
d
4.
c
14.
c
5.
d
15.
a
6.
b
16.
a
7.
d
17.
d
8.
d
18.
b
9.
b
19.
b
10.
c para 43b
20.
a
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