| 14.5 Passive Filters (1) |
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| • | A
filter is a circuit |
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| that is designed to |
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| pass signals with |
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| desired frequencies |
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| and reject or |
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| attenuate others. |
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| • | Passive
filter consists |
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| of only passive |
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| element R, L and C. |
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| • | There are four types |
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| of
filters. |
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| Low
Pass |
| High
Pass |
| Band
Pass |
| Band
Stop |
