19
Selecting the frequency
Switch 2
C
1
2
X1
0
0
X10
0
1
X100
1
0
X1000
1
1
Selecting the frequency
Switch 1
B
5
6
7
8
0.0
0
0
0
0
0.1
0
0
0
1
0.2
0
0
1
0
0.3
0
0
1
1
0.4
0
1
0
0
0.5
0
1
0
1
0.6
0
1
1
0
0.7
0
1
1
1
0.8
1
0
0
0
0.9
1
0
0
1
Selecting the frequency
Switch 1
A
1
2
3
4
0
0
0
0
0
1
0
0
0
1
2
0
0
1
0
3
0
0
1
1
4
0
1
0
0
5
0
1
0
1
6
0
1
1
0
7
0
1
1
1
8
1
0
0
0
9
1
0
0
1
10
1
0
1
0
11
1
0
1
1
12
1
1
0
0
13
1
1
0
1
14
1
1
1
0
15
1
1
1
1
Selecting the operating mode
Switch 2
operating mode
3
4
0...fmax
0
0
fmin...fmax
0
1
save from fmin
1
0
f=(A+B)xC