Proper Meter Placement

By Patrick Hoppe

In this learning activity you'll read the steps for proper meter placement for the measurement of resistance, voltage, and current.

Power Calculations in a Series/Parallel Circuit

By Terry Bartelt

In this learning activity you'll explore various ways to calculate the power consumed in a series/parallel circuit.

Op Amps 2: The Non-Inverting Amplifier

By Todd Van De Hey

The learner will describe the non-inverting op-amp configuration and calculate the circuit gain.

An Algorithm for Converting a Decimal Number to a Hexadecimal Number

By Kevin Ritzman

In this animated activity, learners examine a systematic method for converting a decimal number (base 10) into a hexadecimal number (base 16).

Apparent Power

Learners read an explanation of the concept of apparent power in a power distribution system involving motors, generators, and transformers. A quiz completes this interactive lesson.

An Algorithm for Converting a Hexadecimal Number to a Decimal Number

In this animated and interactive object, learners follow two methods for converting a hexadecimal number to a decimal number. They test their knowledge in exercises at the end of the learning object.

Wheatstone Bridge

Students follow step-by-step directions on how to make mathematical calculations for a Wheatstone bridge.

Oscilloscope: DC Voltage Measurements

Learners follow step-by-step instructions for using an oscilloscope to measure DC voltages.

Transformers

Students read an introduction to transformers that includes schematic symbols, turns ratios, mutual inductance, and the coefficient of coupling.

Parallel Circuit Analysis Practice Problems: Circuit #4

In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.

The Generation of Alternating Current

This learning object describes the production of an alternating current in a generator with a single-loop armature. An illustration of how a sine wave is produced is shown through animation.

Hexadecimal Numbering System

In this learning activity you'll review the hexadecimal numbering system.

Serial-In Serial-Out Shift Register

In this animated activity, students view the operation of a 4-bit serial-in serial-out register. A brief quiz completes the learning object.

Average Voltages of Pulsating DC Voltages

In this learning activity, learners will learn to calculate the average voltage produced by half-wave and full-wave rectifiers.

Waveforms of a Triac Circuit

Learners observe the waveforms in a circuit in which a triac controls the brightness of a lampâ€™s light. A brief quiz completes the activity.

Inductance

This learning activity describes the physical properties that affect the inductance, in henries, of an inductor.

The Neutral Current of an Edison Wire System

Learners take a close look at the Edison Wire System and observe how the current values through the two lines and the neutral of the system change as the loads vary.

Volts Per Hertz Ratio

In this animated and interactive object, learners examine why the voltage produced by an AC drive must be increased when its frequency is increased due to inductive reactance.

Series Circuit Analysis Practice Problems Part 1

In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

Waveforms of an SCR Circuit

Learners view waveforms at various locations of an SCR circuit controlling the intensity a light bulb. The waveforms are shown when the light is dim, at medium brightness, and at full brightness. A brief quiz completes the activity.

The Semiconductor Diode

In this interactive object, learners examine the PN sections of a diode and the diode's forward- and reverse-biased operations. A brief quiz completes the activity.

Ignition System of a Combustion Engine

Students view the parts and movements of a combustion engine in this animated activity. Each part is described.

Digital Circuit Devices

The two types of digital devices, logic gates and flip-flops, and the types of basic operations they perform are presented.

BCD-to-Seven Segment Decoder

By Terry Bartelt, Terry Fleischman

Learners will understand how binary-coded decimal information is decoded and used to drive a seven-segment display.

Motor Loading

Students view a graphical explanation of how the motor condition (unloaded, 50 percent loaded, fully loaded) affects the phase between voltage and current, the current draw from the AC supply, the amount of power consumed, and the power factor.