Power meters have become ubiquitous for professional, elite, and even recreational cyclists. What should we understand about their accuracy.

I’ll just get right to it: there’s a whole new power meter that measures your power not from your pedals, your crankset, or even your rear hub (shout out PowerTap). Rather, the CycleClick power meter ...

A common question I get asked relates to how I go about measuring power consumption for devices. Some people are coming at this from a perspective of pure curiosity, others are looking so save money, ...

A directional coupler is used to sample a small amount of input signal power for measurement purposes. Port 1 is the input port; port 2 is the output port; port 3 is the coupled port; port 4 is the ...

The phrase power factor frequently is used in the electrical and power electronics industry. For example, home, office, and industrial electrical equipment often is fitted with power factor-corrected ...

Power monitoring is undertaken for a variety of reasons: to determine the cause of a power-related problem, to confirm that the supply can support added loads, to gather data that might aid in ...

The Enhanced Data Rate for GSM Evolution (EDGE) specification is beginning to gain steam as an effective third-generation (3G) wireless technology in the US, Europe, and other markets worldwide. But, ...

Howdy guys - I have an XPA-2 amp hooked up to a pair of B&W683's and am curious how many watts (in real time) I am using. I am not worried about over driving the speakers or worried that the amp is ...