Calculating Feed Speeds for Twist Drills
By Dave Hoffman
Students read how to calculate feed rates for drills in inches per minute (IPM). The IPM formula is given and students work two practice problems.
Lathe Project: Process Planning - Tap Handle 2 (Casting Setup)
By Kelly Curran
This project gives steps to complete the activity.
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
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
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.
The TI-86 Scientific Calculator: The Editing Functions
Students read about the ENTRY, INS, and DEL keys and view a demonstration of how to edit and insert characters and recall previous entries.
The TI-86 Calculator: The Mode Function (Setting Up Your TI-86)
Learners read how to set up a TI-86 calculator. The process is demonstrated and examples are given.
Career Pathways Program of Study Implementation Overview
By Marge Rubin
This etool will provide high school educators, specifically career pathway builders, with an overview of implementing programs of study.
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.
Push vs. Pull Systems
By Kaye Krueger
In this interactive object, learners read about the differences between push and pull manufacturing systems. A brief quiz completes the activity.
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.