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The low-frequency effects (LFE) channel is a band-limited audio track that is used for reproducing deep and intense low-frequency sounds in the 3–120 Hz frequency range.
Types, Home theater systems & Development
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bass lfe sound channel used effects systems home theater subwoofer sounds low-pitched channels reproduce hz management system surround audio range
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| power amplifier clipping | instance of | and cabinet to reproduce these sound effects at a high volume without encountering problems | 0.80 | text |
| Dolby Digital retained the LFE channel | instance of | and removed the need to upgrade the main speakers.Later formats | 0.80 | text |
| although this is more through convention | instance of | and removed the need to upgrade the main speakers.Later formats | 0.80 | text |
| backwards compatibility than necessity | instance of | and removed the need to upgrade the main speakers.Later formats | 0.80 | text |
| as digital formats have greater dynamic range than the magnetic analogue recordings on 70 mm prints | instance of | and removed the need to upgrade the main speakers.Later formats | 0.80 | text |
| and modern sound processors have a bass management system to redirect bass from all channels to a subwoofer | instance of | and removed the need to upgrade the main speakers.Later formats | 0.80 | text |
| Low-frequency effects | related to Home theater systems | In | 0.60 | section |
| Low-frequency effects | related to Home theater systems | DVD | 0.60 | section |
| Low-frequency effects | related to Home theater systems | Blu-ray | 0.60 | section |
| Low-frequency effects | related to Home theater systems | Prior | 0.60 | section |
| Low-frequency effects | related to Home theater systems | VCRs | 0.60 | section |
| Low-frequency effects | related to Home theater systems | Dolby Pro Logic | 0.60 | section |
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