RESISTOR CHART
Use the resistor charts below to modify the factory shipped 100Hz XCard.
AO
DP
VE
AR
A N T C I E O
D N
Butterworth Alignment Q = .707
1% resistors used with 0.047∝ F caps
| Frequency | R1 |
| R2 |
|
|
|
| |||
| 20Hz | 169kΩ |
| 169kΩ |
|
| 25Hz | 133kΩ |
| 133kΩ |
|
| 30Hz | 110kΩ |
| 110kΩ |
|
| 35Hz | 95.3kΩ |
| 95.3Ω |
|
| 40Hz | 84.5kΩ |
| 84.5kΩ |
|
| 45Hz | 75kΩ |
| 75kΩ |
|
| 50Hz | 68.1kΩ |
| 68.1kΩ |
|
| 55Hz | 61.9kΩ |
| 61.9kΩ |
|
|
|
|
|
|
|
| 60Hz | 56.2kΩ |
| 56.2kΩ |
|
| 65Hz | 52.3kΩ |
| 52.3kΩ |
|
| 70Hz | 48.7kΩ |
| 48.7kΩ |
|
|
|
|
|
|
|
| 75Hz | 45.3kΩ |
| 45.3kΩ |
|
| 80Hz | 42.2kΩ |
| 42.2kΩ |
|
| 84Hz | 40.2kΩ |
| 40.2kΩ |
|
|
|
|
|
|
|
| 90Hz | 37.4kΩ |
| 37.4kΩ |
|
| 200Hz | 16.9kΩ |
| 16.9kΩ |
|
| 300Hz | 11.3kΩ |
| 11.3kΩ |
|
|
|
|
|
|
|
| 400Hz | 8.45kΩ |
| 8.45kΩ |
|
| 500Hz | 6.65kΩ |
| 6.65kΩ |
|
| 600Hz | 5.62kΩ |
| 5.62kΩ |
|
| 700Hz | 4.75kΩ |
| 4.75kΩ |
|
| 800Hz | 4.22kΩ |
| 4.22kΩ |
|
|
|
|
|
|
|
| 900Hz | 3.74kΩ |
| 3.74kΩ |
|
| 1kHz | 3.40kΩ |
| 3.40kΩ |
|
| 1.2kHz | 2.80kΩ |
| 2.80kΩ |
|
|
|
|
|
|
|
| 2kHz | 1.69kΩ |
| 1.69kΩ |
|
| 3kHz | 1.10kΩ |
| 1.10kΩ |
|
| 4kHz | 845Ω |
| 845Ω |
|
|
|
|
|
|
|
| 5kHz | 665Ω |
| 665Ω |
|
| 6kHz | 562Ω |
| 562Ω |
|
| 7kHz | 487Ω |
| 487Ω |
|
| 8kHz | 422Ω |
| 422Ω |
|
|
|
|
|
|
|
Butterworth Alignment Q = .707
5% resistors used with 0.047∝ F caps
| Frequency | R1 | R2 |
|
|
| |||
| 21Hz | 160kΩ | 160kΩ |
|
| 26Hz | 130kΩ | 130kΩ |
|
| 30.8Hz | 110kΩ | 110kΩ |
|
| 37Hz | 91kΩ | 91Ω |
|
| 41Hz | 82kΩ | 82kΩ |
|
| 45Hz | 75kΩ | 75kΩ |
|
| 49.8Hz | 68kΩ | 68kΩ |
|
| 54.6Hz | 62kΩ | 62kΩ |
|
| 60.5Hz | 56kΩ | 56kΩ |
|
| 66.4Hz | 51kΩ | 51kΩ |
|
| 72Hz | 47kΩ | 47kΩ |
|
| N/A | N/A | N/A |
|
| 78.7Hz | 43kΩ | 43kΩ |
|
| 86.8Hz | 39kΩ | 39kΩ |
|
|
|
|
|
|
| 94Hz | 36kΩ | 36kΩ |
|
| 212Hz | 16kΩ | 16kΩ |
|
| 308Hz | 11kΩ | 11kΩ |
|
|
|
|
|
|
| 413Hz | 8.2kΩ | 8.2kΩ |
|
| 498Hz | 6.8kΩ | 6.8kΩ |
|
| 605Hz | 5.6kΩ | 5.6kΩ |
|
| 720Hz | 4.7kΩ | 4.7kΩ |
|
| 787Hz | 4.3kΩ | 4.3kΩ |
|
| 940Hz | 3.6kΩ | 3.6kΩ |
|
| 1kHz | 3.3kΩ | 3.3kΩ |
|
| 1.2kHz | 2.7kΩ | 2.7kΩ |
|
| 2.1kHz | 1.6kΩ | 1.6kΩ |
|
| 3kHz | 1.1kΩ | 1.1kΩ |
|
| 4.1kHz | 820Ω | 820Ω |
|
|
|
|
|
|
| 5kHz | 680Ω | 680Ω |
|
| 6kHz | 560Ω | 560Ω |
|
| 7.2kHz | 470Ω | 470Ω |
|
| 7.9kHz | 430Ω | 430Ω |
|
|
|
|
|
|
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