Fiserv shares plunged 35% after dismal Q3 results, severe margin compression, and drastically reduced guidance, triggering major management and board changes. FI's organic revenue growth collapsed, ...

It’s been a minute since I’ve used a Positive Grid product, and the one I have used, I still use today: the Spark MINI. So when the company announced the Spark LINK XLR, I emailed them and asked if I ...

Positive Grid has announced its Spark NEO Core, the newest member of the Spark NEO family of smart guitar headphones. These wired headphones integrate a Spark guitar amp in a lightweight, ergonomic ...

Abstract: A magnetic cusp gun with a control grid was optimized through parametric simulations for a gyrotron traveling-wave amplifier with an output power of 10 kW and a central operating frequency ...

Abstract: The study of AC-DC matrix converter under unbalanced power grid is mostly focused on the suppression of the two harmonic of output voltage. In this paper, the voltage type AC-DC matrix ...