Motorola BT100 User Manual
Page 29
3-4
Amplifier Setup
BT100 Installation and Operation Manual
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-*
Frequency (MHz) versus Insertion Loss (dB)
Equalizer
Value
Equalizer
Slope
50 200 300 450 550 650 750 870 1003
SFE-100-*
22
17.1 18.1
13.2
11.0 8.3 6.7 5.3 4.0 2.5 1.0
20
15.5 16.5
12.1
10.1 7.6 6.2 4.9 3.7 2.4 1.0
18
14.0 15.0
11.0 9.2 6.9 5.7 4.5 3.4 2.2 1.0
16
12.4 13.4 9.9 8.2 6.3 5.2 4.1 3.2 2.1 1.0
14
10.9 11.9 8.7 7.3 5.6 4.6 3.7 2.9 2.0 1.0
12
9.3 10.3
7.6 6.4 5.0 4.1 3.3 2.6 1.8 1.0
10
7.8 8.8 6.5 5.5 4.3 3.6 2.9 2.4 1.7 1.0
8
6.2 7.2 5.4 4.6 3.6 3.1 2.6 2.1 1.5 1.0
6
4.7 5.7 4.3 3.7 3.0 2.6 2.2 1.8 1.4 1.0
4
3.1 4.1 3.2 2.8 2.3 2.0 1.8 1.5 1.3 1.0
2
1.6 2.6 2.1 1.9 1.7 1.5 1.4 1.3 1.1 1.0
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