The Feed-Forward Control System
By Terry Bartelt
In this animated object, learners examine the operation of a feed-forward control system and its advantages over a closed-loop system. A brief quiz completes the activity.
Pulse Train Fundamentals: Practice Problem #5
By Patrick Hoppe
In this interactive object, learners determine the pulse width, period, duty cycle, and frequency of a waveform.
The Mathematical Expression of an AC Sine Wave As a Function of Time: Practice Problems
Students view the mathematical expression of a sinusoidal waveform with respect to time (t) and solve five problems. The answers are provided so students may check their work.
Lathe Project: Crank Handle
By Kelly Curran
This project gives a drawing with steps to complete the activity.
Darex Drill Grinder
In this document you'll review the Darex Drill Grinder.
Sine Wave Fundamentals: Practice Problem #5
In this interactive object, learners determine the Vp, Vp-p, Vrms, Vavg, and the frequency of a sine wave that is displayed on an oscilloscope screen.
Rigging & Lifting Safety
This content module will review rigging and lifting techniques and equipment.
Project Sheet: Radial Drill Manifold
Electrical Units, Abbreviations, and Symbols
In this learning activity you'll read introduction to electrical quantities, units, and symbols and test their knowledge in a matching exercise.
Sequencer Output Instruction for the SLC-500 PLC
By Craig Hemken
Learners examine the fundamental concepts of sequencer output instruction. A simulated example shows a sequencer in operation.
Sine Wave Fundamentals
Learners examine the characteristics of a sine wave and the various ways to describe it including Vp, Vp-p, Vrms, Vavg, and frequency.
Proportional Control Amplifier
Learners examine the operation of a proportional control amplifier and the two ways that it is programmed using proportional gain or proportional band. A brief quiz completes the activity.
Up/Down-Counter Application
In this animated object, learners examine how PLC up/down-counters are used to control an automated parking lot gate.