HEATKEYS

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Find free downloads for supplier parts models, component models, 3D parametric models and supplier component downloads, including free CAD drawings, assembly models and full 3D CAD models. Use these free part models by dropping them directly into yo...

element14.com is a design engineer community for sharing electronic engineering solutions. Find resources for technical components, specifications and expert advice.

Distributor of electronic components and parts, DigiKey offers quality products with same day shipment, products include: Semiconductors, Capacitors, Relays, Resistors, AC DC Converters, Circuits, Microcontrollers, Power, Lighting & Wireless Supp...

CadSoft EAGLE PCB design software is the best PCB design software available for designing printed circuit boards. Support & Tutorials available for free.

PCB 3D is a unique database of 3D modeled electronic components that you can use to render your virtual circuit boards. Use over 600 electronic components from our database and take a closer look at your circuit boards and make your product perfect.

3D models for CAD/CAM/CAE designers. Cars, cities, airplanes and other polygonal and NURBS/SOLID models.

Coilcraft, worldwide leader in chip inductors, chip inductor, power magnetics, EMI filters, wideband transformers, power inductor, chip coils, rf chokes, power chokes, xDSL transformers

Environmental Management, Sustainable Business and Corporate Energy Management and Efficiency News, Data, Research and Analysis for Business Leaders