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This lecture, published by Columbia Gorge Community College, provides a detailed overview of multifunction timers performing the positive and negative edge triggered one shot function. The presenter also reviews general timer functions and shows how to employ a timer executing both the positive and...

This document provides a learning module on the basic differences between metal types and how to test metals. The lesson includes demonstrating the spark test to students so that they may see the "Visible result of the carbon content in steel, and the lack of carbon in other materials, plus realize...

This National Academy of Sciences book on better practices for the recruitment, retention and promotion of women scientists and engineers can be browsed online or downloaded for free. It includes strategies actually implemented by universities to recruit more women to undergraduate and graduate...

Created by Kaye Krueger of Wisconsin Online Resource Center, this presentation allows user to read about how total productive maintenance can prevent breakdowns, defects, and a variety of other losses. This is a nice, brief introduction to this important topic in manufacturing engineering.

This video, provided by Columbia Gorge Community College, is the first part of a two part lecture that discusses transformer connection diagrams. The lecture "examine[s] transformer winding polarity, transformer power ratings, rated voltage, rated current, parallel winding configurations, series...

This video, provided by Columbia Gorge Community College, is the second of a two part lecture that discusses transformer connection diagrams. The lesson "examine[s] transformer winding polarity, transformer power ratings, rated voltage, rated current, parallel winding configurations, series aiding...

This assembly kit, made available by Maricopa Advanced Technology Education Center (MATEC), simulates the manufacturing processes used in the construction of a basic transistor using building blocks. This activity can be performed individually or in small groups. The kit features a color-coded,...

This PBS website is about the history of the transistor. Visitors can learn more about the timeline of inventions in this area, including the discovery of the electron, the silicon p-n junction, the invention of the transistor, the integrated circuit and the future of transistors. The website...

From the GeoExchange Initiative at Gateway Technical College, this Course Outcome Summary describes the Trenching and Header Fundamentals course, in which students learn "the fundamentals of calculating and constructing 2 pipe reverse return reducing headering" including calculating necessary flow...

This interactive presentation, created by Terry Bartelt and hosted by the Electromechanical Digital Library, discusses the tri-state buffer used in devices employing digital circuitry. A tri-state buffer is "one type of device that is used in digital circuits receiving two logic states but producing...