[Peter Demchenko] wanted to use a low power TS555 in an ESR meter design. The problem is, he needed to handle significant current sink requirements for cases where the capacitor under test had a ...

The ESR Geo Digital Pencil adds Apple Find My support at a fraction of the Apple Pencil's sticker price. Is it reliable? Let's just say ESR schools Apple!

However, in my tests there is no doubt that the ESR 3-in-1 Travel Wireless Charging Set with CryoBoost charged my test iPhone 16 Pro significantly faster than two other wireless chargers I tested ...