[Mike] just purchased this Atten APS3005S bench power supply for around $80. It does the job, but boy is it noisy! We were pretty surprised to hear it fire up in the video after the break. To make ...

Although variable dc power supplies might appear to be relatively simple instruments, engineers rely on them to deliver stable, precise, and clean voltages and currents, regardless of the load. To ...

Today, 80% of all input/output (I/O) devices in automation applications are supplied with 24VDC power. The second most popular voltage is 120VAC, which is used on 15% of all I/Os. Over the past decade ...

It wasn't until the past few years that people even cared about what kind of PSU powered their computer. Recently though, more attention has been given to the need for a quality PSU, and interest in ...

Editor’s note: In Part one, we looked at an intro and the basics of linear regulator and switching power supply operation. This final part two will look at design considerations of the switching power ...

These days switching power supplies are nearly ubiquitous and used throughout every electronic devices. They are valued for their small size, low cost, and efficiency. However, they have the major ...

The common type of power supply used with computers and other electronic equipment. The "switching" comes from switching a transistor on and off to create square waves for input to a transformer. For ...

The first instrument which comes to the mind of most engineers when it comes to testing a new board is an oscilloscope. While that will help to assess many aspects of the board’s performance, it’s not ...

The Rhino line of power supplies includes several new metal and plastic-housed switching supply models. Rhino PSM series switching DC power supplies are available in 12VDC or 24VDC adjustable output ...