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3-4
Amplifier Setup
Table 3-1 helps you choose the correct equalizers and also lists insertion loss at various
frequencies.
Table 3-1
Starline Forward Equalizers — SFE-100-*
Equalizer
Equalizer
Value
Slope
SFE-100-*
22
17.1
20
15.5
18
14.0
16
12.4
14
10.9
12
9.3
10
7.8
8
6.2
6
4.7
4
3.1
2
1.6
Figure 3-1 illustrates a graph of the equalizer slope versus equalizer value information
presented in Table 3-1. The amount of cable equals the equalizer value.
Figure 3-1
Equalizer slope versus cable
BT100 Installation and Operation Manual
Frequency (MHz) versus Insertion Loss (dB)
50
200
300
18.1
13.2
11.0
16.5
12.1
10.1
15.0
11.0
9.2
13.4
9.9
8.2
11.9
8.7
7.3
10.3
7.6
6.4
8.8
6.5
5.5
7.2
5.4
4.6
5.7
4.3
3.7
4.1
3.2
2.8
2.6
2.1
1.9
450
550
650
8.3
6.7
5.3
7.6
6.2
4.9
6.9
5.7
4.5
6.3
5.2
4.1
5.6
4.6
3.7
5.0
4.1
3.3
4.3
3.6
2.9
3.6
3.1
2.6
3.0
2.6
2.2
2.3
2.0
1.8
1.7
1.5
1.4
750
870
1003
4.0
2.5
1.0
3.7
2.4
1.0
3.4
2.2
1.0
3.2
2.1
1.0
2.9
2.0
1.0
2.6
1.8
1.0
2.4
1.7
1.0
2.1
1.5
1.0
1.8
1.4
1.0
1.5
1.3
1.0
1.3
1.1
1.0
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