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- SPL stands for sound pressure level and is a metric that defines how loud a speaker is.
- SPL is an aspect of a speaker’s wattage which refers to the cumulative power output a speaker has.
- The sound pressure level is also understood as a speaker’s measure of efficiency and sensitivity.
- A higher SPL means a louder speaker and is applicable in both subwoofers and tweeter speakers.
- In concert, for example, sound pressure levels can go to over 1oo decibels (dB).
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