Browse Resources

This website provides an explanation of how a transistor works and a brief history of transistors. The site includes Part, Part 2, and addtional links. "This article delves into bipolar transistor internal operation: it's the physicist's viewpoint; not the engineer's or technician's." The goal of...

This website provides a variety of visual image tutorials on how industrial components and devices work. Gadget profiles include capacitors, computer keyboards, memory cards, diodes, RFID tags, resistors, servo motors and many other interesting devices.

This interactive presentation, created by Terry Bartelt and hosted by the Electromechanical Digital Library, provides an explanation of how a metal detector functions. Most people take for granted this common piece of equipment, but the science behind its function is actually quite remarkable....

This web site, provided by Texas Instruments Incorporated, describes the DLP projection system, an optical semiconductor known as the DLP chip. The web site is divided into the following sections: Advanced light control, Display and projection, Automotive solutions, and Technical resources.

The Tabletop Explainer presents this video showing what you need and how to build an electric motor.  It also explains how an electric motor works. This activity can be used with students in a classroom or as a student/class activity or project.

This article from the Programmable Logic Design Line website gives an in-depth tutorial on how to design an FPGA (field programmable gate array) from scratch. The article includes a design checklist and a step by step guide to designing an FPGA.

This video is provided by Make Magazine and demonstrates how to make a small radio. "During World War II, GIs in the field built really amazing simple radios to listen to. These were made with materials that they could get their hands on and were small enough to carry around in a big pocket." The...

In this video Bre Pettis and Joe Grand demonstrate how to use a multimeter! The video is a step by step presentation about how to use this piece of equipment. This video runs 9:56 minutes in length. 

This 23-page instructional activity, made available by Maricopa Advanced Technology Education Center (MATEC), provides students with experience "using Xilinx ISE 9.1i software by implementing inputs and outputs for a simple 2 inputs AND gate."  Learning objectives for this lab include: Create a...

This lecture, published by Columbia Gorge Community College, provides a detailed overview of hydraulic power units and reservoirs. Discussed in the presentation are common hydraulic power unit specifications, common features of reservoirs that aid fluid conditioning, and "components commonly...