Systems that store energy as heat could help cut emissions from heavy industry. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every ...

The ever innovative and prolific Mr. Woodward has offered “PWM-programmed LM317 constant current source,” an intriguing programmable constant current source which elicited a lively conversation in its ...

It isn’t unusual to expect a precisely regulated voltage in an electronic project, but what about times when you need a precise current? Over on EDN, prolific [Stephen Woodward] explains how to use a ...

This design idea reprises another “1A, 20V, PWM controlled current source.” Like the earlier circuit, this design integrates an LM3x7 adjustable regulator with a PWM DAC to make a programmable 20 V, 1 ...

The average lifespan of companies has drastically declined over the decades, raising urgent questions about what it takes to build a business that endures. Here is what I’ve learned from my 100+ ...

Current source inverters and converters represent a crucial class of power electronics devices that convert direct current from a constant current source into alternating currents with precise control ...