The Op Amp Integrator
By Terry Fleischman
The learner will understand the circuit configuration and operation of an integrator op amp.
Voltage Divider Rule (VDR)
By Terry Fleischman, Patrick Hoppe
Students review the Voltage Divider Rule and work practice problems.
The Torque of an Induction Motor
The learner will examine how torque is developed in an induction motor.
The Zener Diode: Practice Problems
By Patrick Hoppe
Students complete 10 practice problems. These deal with the determination of series current, zener current, and load current, and if the zener diode is operating in the breakdown region.
Total Resistance of a Series-Parallel Circuit: Practice Problems 2
By Terry Bartelt, Terry Fleischman
Learners work practice problems to calculate the total resistance of a circuit. Feedback is provided.
Voltmeter Circuit Connections
By Terry Bartelt
Students read a step-by-step approach on how to connect a voltmeter to a circuit when making a measurement.
BCD-to-Seven Segment Decoder
Learners will understand how binary-coded decimal information is decoded and used to drive a seven-segment display.
Phase Relationships Between Line-Neutral and Line-Line Voltages
By Michael Gradinjan, Terry Fleischman
Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.
Current Divider Rule (CDR)
Students review the Current Divider Rule (CDR) and work practice problems.
Analog Ammeter Operation
Students examine the procedure to measure current with an analog ammeter. The use of Function and Range switches is explored along with reading the needle position on the meter scale. A brief quiz completes the activity.
DC Current Flow Through a Parallel Circuit
Learners observe current flow throughout the series portion and branches of a parallel circuit. This animated activity includes calculations and a short quiz.
How Adding Parallel Branches Decreases Total Resistance
In this animated object, learners follow an analogy of water flowing through pipes and valves to see how resistance decreases in a parallel circuit as branches are added.
The Vertical Portion of the Sine Wave
In this animated lesson, learners examine sine waves and alternating current. A brief quiz completes the object.
Series-Parallel Practice Problems Circuit 4
In this interactive object, learners work 12 problems dealing with dc circuit analysis.
Ohm's Law Practice Problems #1
Learners review Ohm's Law and then work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.
An Algorithm for Converting a Hexadecimal Number to a Decimal Number
By Kevin Ritzman
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.
Transistor Fundamentals: Review of Logarithms
Students review logarithms as they pertain to electronics.
Excel: Spreadsheet Hints
Learners read how to create a spreadsheet to determine the voltage drop across a resistor in an AC circuit. The complex functions explained in other learning objects are used in this example.
Ignition System of a Combustion Engine
Students view the parts and movements of a combustion engine in this animated activity. Each part is described.
Power Factor: A Mechanical Work Analogy
By Roger Brown
Learners read an analogy comparing mechanical work (in this case, sliding a weight) to that of electrical power. The relationship of work, apparent work, and power factor is developed.
Time Proportioning Application
In this animated activity, students view the plastic pellets in a profile extrusion machine being melted as the temperature of the heating elements is elevated by a time proportioning control system.
Instantaneous Voltage Calculations of a Discharging RC Circuit (Using a TI-35X or a TI-36X Calculator)
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.
Troubleshooting a Digital-to-Analog Converter
Learners read an explanation of how to troubleshoot a faulty digital-to-analog converter that has a shorted input.
The Frequency Generator: Miscellaneous Controls
Learners read a description of the DC offset function, the 50 ohm and 600 ohm output terminals, and the TTL/CMOS output terminal.
LED Flashing Circuit
In this animated and interactive object, learners study how a DC circuit, consisting of a diac, a capacitor, and two resistors, causes a light-emitting diode to turn on and off. A brief quiz completes the activity.