A cascode configuration reduces reference modulation error in a 4-20 mA current mirror, improving active impedance by orders of magnitude.

Attila covers software, apps and services, with a focus on virtual private networks. He's an advocate for digital privacy and has been quoted in online publications like Computer Weekly, The Guardian, ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, corporate and individual tax planning and preparation, and investing and retirement planning.

Fire up your rig with the best CPU for gaming. More cores, more clocks, more of everything that matters. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

England vs Australia at Sydney, The Ashes 5th Test, Jan 4-8, 2026 [Test # 2616] Australia vs England at Melbourne, The Ashes 4th Test, Dec 26-27, 2025 [Test # 2615] New Zealand vs West Indies at Mount ...