There is a cheap brandless ESP32 circuit board that comes with a 320 x 240 LCD display with touch that a number of Chinese businesses seem to be selling, also via AliExpress and Amazon. There's a ...

Abstract: In this letter, a 1.7–6.5-GHz reactively matched power amplifier (RMPA) is designed using a 0.2-$\mu $ m gallium nitride (GaN) high-electron mobility transistor (HEMT) process. To achieve an ...

Abstract: This paper presents a high-density DC-DC power delivery (PD) scheme using the proposed synergetic PD architecture (SyPoDA), enabling simultaneous 3-cell Li-ion battery charging under USB PD ...

Generac Power Systems Inc. has purchased a surplus production facility from Quad/Graphics Inc. for $20 million. The 200,000-square-foot building is located at Quad's corporate campus in Sussex, ...