2022-03-23 16:31:29 +01:00
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High pass filters let through only signals with high frequencies and attenuate low frequency one.
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Because high pass filters work exactly like low pass filters but in reverse, lets only do one example here:
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**Example:**
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![[rc-high-pass-example.png|300]]
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Lets first calculate the cutoff frequency of this filter:
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2023-04-20 14:25:26 +02:00
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[[Resources/electricity/formulas|Formulas]]
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2022-03-23 16:31:29 +01:00
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2024-01-22 15:49:44 +01:00
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```template
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page: "[[Resources/electricity/formulas]]"
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```
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2023-04-20 14:25:26 +02:00
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```latex
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\displaystyle f_{c} = \frac{1}{2\pi 100 * 0.00000001}
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\displaystyle f_{c} = 159154.94 \approx 159.1kHz
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```
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