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 ...

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” ...

Cell phone amplifier wearable,to boost cell phone clarity conversation or music volume,great help for people in crowded place or seniors,elderly, hard of hearing. SIMPLE/EASY, only 3 button design for ...

Cell Phone Signal Booster, Home Cell Phone Booster, Support All U.S. Carriers Verizon, AT&T & More, Signal Amplifier Repeater Enhance GSM 3G 4G LTE and 5G Signal Up to 5,000 Sq ft, FCC Approved Gray ...

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 ...

In order to help his friend prepare for a talk at DEFCON this weekend, [Craig] built an IR photodiode amplifier circuit. The circuit extended the detection range of the hack from a few inches to a few ...

In this video, discover effective techniques on how to increase subwoofer bass effortlessly with just your phone. Learn about ...