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Motorola BT100 User Manual

Page 29

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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