TI'S DIRECTPATH™ AMPLIFIER DELIVERS INDUSTRY'S HIGHEST AUDIO PERFORMANCE AND LOWEST QUIESCENT CURRENT FOR CELL PHONES AND PORTABLE AUDIO PLAYERS Texas Instruments Incorporated introduced a new ...

Santa Clara, Calif. – Anticipating the integration of FM stereo radio and other new analog audio sources into cellular telephones, National Semiconductor Corp. has introduced two “Boomer” ...

In what may be the most impractical discovery I’ve ever made, it came to my attention last week that sea caves make serviceable cell phone amplifiers. Last weekend I was on an 88-foot liveaboard dive ...

This diagram shows the standard layout of transistors in cell phone power amplifiers, at left, and a new highly efficient amplifier design, at right. The new design could help make possible ...

If your smartphone's too quiet, you can always buy some speakers. If you'd rather keep your budget to under $1, you can make your own amplifier out of a plastic cup and two bobby pins. In addition to ...

Christopher Locke wanted to amplify music from cell phones and portable music players, so he built the Analog Tele-Phonographer out of a broken trumpet and assorted parts. This is a prototype, but ...

Google's app for the hard of hearing is now within reach of many more people. The tech firm's Sound Amplifier app now supports devices running Android 6.0 Marshmallow or later, not just 9.0 Pie like ...