Data Sheet

2
Compact Amplifier and Node Accessories
Forward Equalizers 74100
Forward equalizers produce a tilted frequency response opposite of that produced by coaxial cable. They are
normally used during amplifier or node installation to counteract the tilt produced by coaxial cable, in order to
achieve the desired output tilt. An equalizer’s “dB value” indicates the amount of tilt (in dB) that the equalizer
produces from 47 MHz to rated upper frequency. The dB value and rated upper frequency (450, 606, 750 or
862 MHz) are printed on the top of each equalizer.
Forward Equalizers – 862 MHz
Typical Insertion Loss (dB) at Various Frequencies (MHz) EQ Value
(dB)
Part Number
47 87 100 340 470 606 750 862
0
A
74069.10 - - ---- - -
3.0
A
74100.10803 3.1 3.0 2.8 1.9 1.4 0.8 - 0.4
6.0
A
74100.10806 6.0 5.7 5.6 3.8 2.7 1.5 - 0.4
9.0
A
74100.10809 8.8 8.3 8.2 5.2 3.7 2.1 - 0.4
12.0
A
74100.10812 11.7 10.7 10.4 6.4 4.2 2.5 - 0.4
Forward Equalizers – 750 MHz
Typical Insertion Loss (dB) at Various Frequencies (MHz) EQ Value
(dB)
Part Number
47 87 100 340 470 606 750
0
A
74069.10 - - - - - - -
3.0
A
74100.10706 3.1 3.0 2.8 1.9 1.4 1.4 0.5
6.0
A
74100.10709 6.0 5.7 5.6 3.8 2.7 1.9 0.5
9.0
A
74100.107105 8.8 8.3 8.2 5.2 3.7 2.0 0.5
12.0
A
74100.10712 11.7 10.7 10.4 6.4 4.2 2.1 0.5
Forward Equalizers – 606 MHz
Typical Insertion Loss (dB) at Various Frequencies (MHz) EQ Value
(dB)
Part Number
47 87 100 340 470 606
0
A
74069.10 - -----
3.0
A
74100.10603 3.3 3.2 3.1 1.8 0.9 0.4
6.0
A
74100.10606 6.3 6.0 5.9 3.1 1.4 0.4
9.0
A
74100.10609 9.3 8.6 8.4 3.8 1.7 0.4
12.0
A
74100.10612 11.9 10.8 10.4 5.2 2.5 0.4
15.0
A
74100.10615 15.0 13.6 13.1 6.2 2.8 0.4
Forward Equalizers – 450 MHz
Typical Insertion Loss (dB) at Various Frequencies (MHz) EQ Value
(dB)
Part Number
47 87 100 340 450
0
A
74069.10 - - - - -
6.0
A
74100.10406 6.2 5.6 5.4 1.8 0.5
9.0
A
74100.10409 9.2 8.1 7.8 2.7 0.6
12.0
A
74100.10412 11.8 10.4 9.9 2.9 0.5
Reverse Equalizers 74140
These plug-in modules are designed for Compact amplifiers with built-in reverse path and are used to
determine the upper frequency of the reverse equalizer. The dB value and rated high frequency (30, 55, or 65
MHz) are printed on the top of each equalizer.
How to use the Reverse Equalizers within Various Bandwidths (MHz) Frequency
Range (MHz)
Part
Number
5 – 30 5 – 40 5 – 42 5 – 50 5 - 55 5 - 65
30
A
74140.1030 +
55
A
74140.1055 + + + + +
65
A
74140.1065 + + + + + +