HEATKEYS

PCB Heaven! Electronic theory, schematic circuits and PIC tutorials

A discussion forum for electronics and circuits

The U.S. DOE Energy Efficiency and Renewable Energy Web site provides information on energy efficiency and renewable energy technologies.

Innovative power management IC solutions from iWatt deliver the best power density and lowest BOM cost. iWatt provides leading edge silicon, systems and IP solutions for multiple markets.

Lutron is the leader in the lighting control industry and offers a wide selection of energy saving dimmers and lighting control solutions.

Texas Instruments (TI) is a global analog and digital semiconductor IC design and manufacturing company.

No Script, No Fear, All Opinion

Electrical Engineering Community for hardware designers with design tools, projects, articles, jobs, events, discussions, and social networking.

LED lights, components and LED products including car bulbs, household bulb, light strips, accent lighting and more. All products are available for purchase online.

ESP - The Audio Pages. Professional results for the DIY enthusiast. Audio articles, projects to build and general information about hi-fi amplifiers, loudspeakers and audio in general.