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What Amplifiers Do and Why They Matter for Your Sound System
Key Takeaways
- An amplifier strengthens a low-level audio signal so passive speakers can produce sound.
- Powered speakers have built-in amplification, while passive speakers require an external amp or receiver.
- Matching an amplifier to speakers and room size affects volume, dynamics, and clarity.
- Amplifiers influence sound quality through clean power, headroom, and low distortion.
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DT Editorial Team··via engadget.com