In this animated object, learners examine how to use a programmable logic controller as an alternative to hardwiring a ladder logic circuit.

Learners examine the two methods used by programmable logic controllers to perform a counting operation using addition or counter instructions. A brief quiz completes the activity.

In this animated and interactive object, learners examine a heat exchanger as an example of an automated closed-loop system.

In this animated object, learners examine how two- three- and four-wire sourcing and sinking sensors operate. A brief quiz completes the activity.

Students view the design and function of an ac model for a transistor circuit.

Students examine the drain curves for a JFET. They are also introduced to vocabulary terms and formulas.

Students review logarithms as they pertain to electronics.

The inverting amplifier configuration is presented. The closed loop voltage gain and the closed loop bandwidth formulas are explained, along with the concept of negative feedback.

Students read an explanation of the summing amplifier and the formulas for closed-loop gain. An example is given.

Students complete 10 practice problems.

In this screencast, learners examine the interaction between a conductor that represents a motor armature and a magnetic field that represents a motor’s main field. This interaction causes the shaft to turn.

In this screencast, learners examine the physical facets that determine the value of a capacitor.

In this screencast, learners read an explanation of the color code used on schematic diagrams for hydraulic circuits. Circuit examples for each color are shown.

Learners read an analogy comparing an electrical transformer to mechanical gears.

Students view the keystrokes of a TI-30XIIS calculator that are required to solve for the instantaneous current of an energizing RL circuit.

In this animated object, learners view the keystrokes on a TI-35X/36X calculator that are required to solve for the instantaneous voltage of a discharging RC circuit.

The learner views a method to find the total complex power of a circuit in which the individual real and reactive powers are found and then added together. Several examples are shown, along with the power triangles.

Learners view an animation showing the operation of a Vortex flowmeter that is used to measure flow in a process control system.

In this interactive object, learners follow the steps required for the Ziegler-Nichols Continuous Cycling method. The process identification procedure is performed, calculations are made, and the proper PID values are programmed into the controller.

Learners answer questions about ferrous metals and alloys using a game show format. Immediate feedback is provided.

In this animated activity, learners examine the operation of a pneumatic cylinder that continuously cycles by extending and retracting.

Learners examine the basic elements of a machine vision system. A short quiz completes the activity.

In this animated activity, learners examine the circuitry in a DC variable speed drive that causes the motor to accelerate or decelerate at slow rates. This learning object has audio content.

Learners examine animations of the most common transmission signals used in automated systems, such as 4 mA to 20 mA, 3 psi to 15 psi, and 0 to 10 volts. A brief quiz completes the activity.

Students read an introduction to the Metal Oxide Semiconductor Field Effect Transistor. They also examine its enhancement mode.