What does noise cancellation actually do to block outside sound and why does it add so much to the cost of headphones? We explain, along with how we test this feature for our reviews. I've been a ...

In the radio-frequency (RF) microwave test and measurement world, engineers often deal with the power measurement unit of dBm instead of wattage (W). However, when entering the audio measurement arena ...

Editor's Note: We have strived to maintain accessibility in our Bring Science Home activities by limiting the required technology. We recognize technology is now more widely available than it was when ...

Megan Gerhart, Au.D. received her doctorate of audiology from the University of Florida. She has experience helping pediatrics to geriatrics both in private practice and medical models of care. She ...

Decibels (dB) are a unit for measuring sound. Since sound reproduction is critical for the home theater experience, it's ...

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