Crossover Tables
                  from Chokes Unlimited
Contact Information

Crossover Table
18 dB/Octave

4 Ohm
High Pass
4 Ohm
Low Pass
High Pass
                  Crossover Diagram
Low Pass
                  Crossover Diagram
Freq
Hz
Cap 1
F
Coil
mH
Cap 2
F
50
530
9.6
1592
60
442
8.0
1326
70
379
6.8
1137
80
332
6.0
995
90
295
5.3
884
100
265
4.8
796
125
212
3.8
637
150
177
3.2
530
175
152
2.7
455
200
133
2.4
398
225
118
2.1
354
250
106
1.9
318
275
96
1.7
289
300
88
1.6
265
400
66
1.2
198
500
53
1.0
159
600
44
.80
133
800
33
.60
99
1000
27
.48
80
1500
18
.21
53
2000
13
.24
40
2500
11
.19
32
3000
8.8
.16
27
3500
7.6
.14
23
4000
6.6
.12
20
4500
5.9
.11
18
5000
5.3
.10
16
5500
4.8
.09
14
6000
4.4
.08
13
6500
4.1
.07
12
7000
3.8
.07
11
7500
3.5
.06
10.6
8000
3.3
.06
10
8500
3.1
.056
9.4
9000
2.9
.053
8.8
9500
2.8
.050
8.4
10000
2.7
.048
8.0
Freq
Hz
Coil 1
mH
Cap
F
Coil 2
mH
50
19
1061
6.4
60
16
884
5.3
70
14
758
4.6
80
12
663
4.0
90
10.6
589
3.5
100
9.5
530
3.2
125
7.6
424
2.5
150
6.4
354
2.1
175
5.5
303
1.8
200
4.8
265
1.6
225
4.2
236
1.4
250
3.8
212
1.3
275
3.5
193
1.2
300
3.2
177
1.1
400
2.4
133
.80
500
1.9
106
.64
600
1.6
88
.53
800
1.2
66
.40
1000
1.0
53
.32
1500
.64
35
.21
2000
 .48
27
.16
2500
.38
21
.13
3000
.32
18
.11
3500
.27
15
.09
4000
.24
13
.08
4500
.21
12
.07
5000
.19
11
.06
5500
.17
9.6
.06
6000
.16
8.8
.05
6500
.15
8.2
.05
7000
.14
7.6
.05
7500
.13
7.1
.04
8000
.12
6.6
.04
8500
.11
6.2
.037
9000
.106
5.9
.035
9500
.101
5.6
.034
10000
.095
5.3
.032
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