Learners read the characteristics of the TTL series. Examples are given and subfamilies are compared.

In this screencast, Geometric Dimensioning & Tolerancing: The Feature Control Frame, learners examine geometric characteristic symbols, tolerances, datum feature symbols, and other control frame information.

In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.

In this learning activity, you’ll explore the characteristics of common, carbon steel shielded metal arc welding electrodes, which fall under American Welding Society specification A5.1.

In this learning object you'll review information for layman, executive, expert, technician and operator audiences for writing technical publications.

Students read about the phenomenon of people trying to do their best to be good subjects when participating in research.

Learners examine what defines a fungus and read how fungi differ from animals and plants.

In this learning module you'll become familiar with different types of GTAW electrodes.

Learners identify maintenance roles and match statements characteristic of each role. This activity has audio content.

Learners identify negative roles, match statements characteristic of each role, and relate how they have handled negative teams.

You'll identify the main characteristics of various audiences when writing a technical document.

Students read about the characteristics of the ideal operational amplifier and compare them with the industry standard LM741C.

The operation and characteristics of an absolute optical encoder used in automation applications are presented.

This animated lesson shows the operation and characteristics of thru-beam optical sensors.

Students read about the ideal versions of the four common filters (low-pass, high-pass, bandpass, and notch), and view graphical representations of the filters' frequency characteristics.

Learners study the operation and characteristics of an incremental optical encoder used in automated manufacturing applications. A brief quiz completes the activity.

Students read about the common characteristics of the Junction Field Effect Transistor. They also explore the schematic symbols and the basic operation of the JFET.

In this screencast, we review the positions of metals, metalloids, and nonmetals in the Periodic Table and the general characteristics of each.

In this interactive object, learners examine the characteristics of effective visual displays. This activity is designed primarily for instructional assistants.

Learners identify conflict resolution styles while becoming familiar with definitions, characteristics, and motivations for using these styles.