headphones when they were turned up all the way. The baseline background noise of our testing facility was 52 decibels. Noise Leakage (Decibels)MyPhones52iHMP558DJ Sport70 The DJ Sport headphones could be clearly heard from a person standing a foot or two...

Everyday Tech Myths: Signal To Noise. decibels noise canceling . Are noise damage from loud music and radiation damage to brains from computers real? We test radiation and build our own noise-canceling headphones.. I remember being a teen-ager,...

• -Tune It Out
• -Phones At Home
• -Protect Yourself
• -Damage Sets In
• -We Can Rebuild It
• -Pump Up The Volume
• -Melting Brains? Hardly.
• -ANC Too Rich For Me