Gel-Based Speaker Demonstrates Ionic Conductor Capabilities

Researchers Jeong-Yun Sun and Christoph Keplinger at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated a new type of loudspeaker transducer, which works on a different principle than the conventional moving coil design. It is made of …

Gregory Charvat—an engineer, professor, entrepreneur, and author—encourages people to explore the opportunities that come their way. SHANNON BECKER: Your interest in amateur radio equipment began when you were young and continued through your high school years. Can you describe some …

Five years in the making, the new AKG K812 reference headphones were introduced at a special event during the PLASA 2013 in London. The K812’s completely new open-back design is optimized for pristine and natural sound with an oversized 53-mm …

TASCAM, the Pro Audio Division of TEAC America, has been supplying and revolutionizing the market with professional-grade products for decades. Its most recent contribution is the TH-2000 headphones. The TH-2000 headphones offer a powerful bass response, midranges that round out …

ADLINK Technology now offers the USB-2405, a four-channel USB 2.0 dynamic signal-acquisition module. The module’s built-in IEPE excitation current source provides 2 mA on each AI channel. BNC connectors enable the USB-2405 to provide high accuracy and excellent dynamic performance …