Lathe Project: Turning Using Steel Spring Collets
By Thaddeus Hetzer
This learning object contains work instructions and a drawing for turning using steel spring collets on a lathe.
Transistor DC Analysis Practice Problems: Circuit #2
By Patrick Hoppe
Learners analyze a base-biased npn transistor circuit. A "help" screen is available.
Vertical Controls
By Terry Fleischman
In this learning activity you'll read the procedures for using the vertical function of an oscilloscope and view illustrations of waveforms.
The Universal NAND Gate
Students view schematics and truth tables that demonstrate how the AND, OR, and Hex Inverter functions are achieved through the use of only NAND gates.
Programming Hurco Controller – Manual Mode
By Dave Hoffman
In this learning activity you'll review an explanation of how to operate the Hurco Controller in the manual mode.
Retro-Reflective Optical Sensors
By Terry Bartelt
Learners study the operation of the retro-reflective optical sensor, along with the guidelines that should be followed regarding the target size, reflector size, alignment, and the reflectivity of the target.
The Timing Functions of Optical Sensors
In this animated object, learners examine the switch settings for the on-delay, off-delay, and one-shot timing functions of an optical sensor. A brief quiz completes the activity.
Inductive Proximity Sensor Target Considerations
Learners consider the factors that determine how well an inductive proximity sensor can detect an object. Those factors are size, position, and the material from which the target is made. A brief quiz completes the activity.
Orthographic Projection #1
By Glenn Sokolowski
In this interactive and animated object, learners examine orthographic projection and the Glass Box Theory. Front, side, and top view development is demonstrated with pictorial views of each object to help develop 2D to 3D visualization skills.
Lathe - Tapers with Taper Attachment
By Kelly Curran
This document is a visual and text description of using tapers with a taper attachment on a lathe.
Facing on a Lathe
This video clip shows facing on an engine lathe.
Op Amps 6: Circuit Resistance for the Inverting Amplifier
By Todd Van De Hey
The learner will calculate input and output circuit resistance for the Inverting Op-Amp configuration.
Wire Feed Equipment ID (GMAW)
By Jessie Jelinski
This module is identify parts of the GMAW wire feed equipment.
Project Sheet 1 PSR1#1 - File/Drill & Tap Gage
This lesson provides a drawing with steps to complete the activity.
Project Sheet - Darex Drill Grinding Machine
This project gives a drawing with steps to complete the activity.
Development of a Boolean Expression for a Combinational Logic Circuit
Learners view an animated demonstration of how to determine the final output of the combinational circuit.
The Triac
Learners study the fundamental operation of a triac, particularly how it is turned on and off. A brief quiz completes the activity.
Lathes: Screw Thread Micrometer
This document is a visual and text description of using a screw thread micrometer with a lathe.
Radial Drilling Machines
In this document you'll review text and photos of the radial drilling machines.
Carbide Tool Geometry
The learner will use the ANSI Insert Identification System to identify and select carbide tools.
GTAW Setup Guide
Locating Features on a Drawing by Zone
Sine Wave Fundamentals: Practice Problem #9
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.
DC/AC: Unit 1 Sample Exam
In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.
Lathe Project: Crank Handle Body