Crossover Tables
                  from Chokes Unlimited
Contact Information

Crossover Table
18 dB/Octave

8 Ohm
High Pass
8 Ohm
Low Pass
High Pass
                  Crossover Diagram
Low Pass
                  Crossover Diagram
Freq
Hz
Cap 1
µF
Coil
mH
Cap 2
µF
50
265 
19
796
60
221
16
663
70
189
14
568
80
166
13
497
90
147
10.6
442
100
133
9.6
398
125
106
7.6
318
150
88
6.4
265
175
76
5.5
227
200
66
4.8
199
225
59
4.2
177
250
53
3.8
159
275
48
3.5
145
300
44
3.2
133
400
33
2.4
100
500
27
1.9
80
600
22
1.6
66
800
17
1.2
50
1000
13
1.0
40
1500
8.8
.64
27
2000
 6.6
.48
20
2500
5.3
.38
16
3000
4.4
.32
13
3500
3.8
.27
11
4000
3.3
.24
10
4500
3.0
.21
8.8
5000
2.7
.19
8.0
5500
2.4
.17
7.2
6000
2.2
.16
6.6
6500
2.0
.15
6.1
7000
1.9
.14
5.7
7500
1.8
.13
5.3
8000
1.7
.12
5.0
8500
1.6
.11
4.7
9000
1.5
.106
4.4
9500
1.4
.10
4.2
10000
1.3
.096
4.0
Freq
Hz
Coil 1
mH
Cap
µF
Coil 2
mH
50
38
530
12.7
60
32
442
10.6
70
27
379
9.1
80
24
332
8.0
90
21
295
7.1
100
19
265
6.4
125
15
212
5.1
150
12.7
178
4.2
175
11
152
3.6
200
9.5
133
3.2
225
8.5
118
2.8
250
7.6
106
2.5
275
6.9
96
2.3
300
6.4
88
2.1
400
4.8
66
1.6
500
3.8
53
1.3
600
3.2
44
1.1
800
2.4
33
.80
1000
1.9
27
.64
1500
1.3
18
.43
2000
1.0
13
.32
2500
.76
11
.26
3000
.64
8.8
.21
3500
.55
7.6
.18
4000
.48
6.6
.16
4500
.42
5.9
.14
5000
.38
5.3
.13
5500
.35
4.8
.12
6000
.32
4.4
.11
6500
.29
4.1
.10
7000
.27
3.8
.09
7500
.26
3.5
0.85
8000
.24
3.3
.08
8500
.24
3.1
.075
9000
.21
3.0
.07
9500
.20
2.8
.067
10000
.19
2.7
.064
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