General-purpose test equipment can have trouble measuring small currents, particularly if they only happen briefly. New specialized instruments go a long way toward solving this problem. Matt Liberty | Jetperch LLC The direct measurement of current is difficult. It’s usually impractical to count individual electrons, so the two primary techniques for measuring current actually measure […]
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Review: Examining power and energy use with the Joulescope
The Joulescope is an inexpensive test instrument designed to let developers of embedded systems get a good look at the energy and power consumption of their hardware during important events such as interrupts and wake-up sequences. Developed by a company called Jetperch, Joulescopes are about to become available through a Kickstarter campaign launching Feb. 19. […]
