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Associated Power Technologies, Inc. (APT) provides programmable AC power sources and AC power supplies for a variety of test and measurement, avionics, manufacturing, and military applications. APT offers 1

EC&M Magazine | Electric design and installation articles covering the National Electrical Code, power quality, and lighting for electrical contractors, engineers and in-plant electrical personnel.

Princeton University is a vibrant community of scholarship and learning that stands in the nation's service and in the service of all nations.

Read basic and advanced information about stereo component and systems including buying, connecting, installing, optimizing performance, troubleshooting stereos and product reviews

Car audio technical information with more than 125 individual pages, 50+ calculators and wav files. The covered topics range from basic electronics theory to more advanced topics such as speaker impedance as it relates to frequency, damping factor a...

Analog Devices, Analog, Semiconductors, Digital Signal Processing, World leader in high performance signal processing solutions. Offers ICs for data converters, amplifiers, DSP, RF & communications, power and thermal management, supervisory and i...

MathWorks is the world’s leading developer of technical computing software for engineers and scientists in industry, government, and education

Audio Precision makes the 2700 Series, the highest performance audio analyzer in the world and the APx Series, the only dedicated multichannel audio analyzer in the audio test market.

YouTube is a place to discover, watch, upload and share videos.

The official site of GE Appliances - offering information on our full appliance line including our Energy Star qualified appliances, stainless steel options, service and support and our interactive design center.