Posts tagged ‘Watts Up’

Teardown of a Watts Up? Pro ES Power Meter

Power meters for measuring power consumption of consumer electronics have been around for at least a decade. The most popular ones are argubly P3 International‘s power meters and many of its clones. I have a later version of the P4400 which was based on a COB design. Some earlier manufactured P4400’s used off-the-shelf ICs. The Watts Up? power meters were first seen roughly around the same time as P3’s Kill A Watt meters. However, they never became as ubiquitous as the Kill A Watt due to their high prices. But compared to Kill A Watt power meters, Watts Up? meters do seem to offer better functionalities. The Pro series for example are equipped with USB interfaces and thus allow easy data logging and data analysis on computers. Continue reading ‘Teardown of a Watts Up? Pro ES Power Meter’ »