What is a Decibel?
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EEVblog #49 - Decibels (dB's) for Engineers - A Tutorial
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The decibel explained! dB SPL (sound pressure level) and dBFS - Ep. 02
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What is Antenna Gain?
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Understanding dB Math
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#136: What is a dB, dBm, dBu, dBc, etc. on a Spectrum Analyzer?
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A Quick Look at Decibels
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017 The dB explained
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