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.
Demultiplexers (Screencast)
By Terry Bartelt
In this animated object, learners examine the operation of a demultiplexer along with the data output and select lines. A brief quiz completes the activity.
Noninverting Op Amp
In this animated object, learners examine the fundamental operation of a noninverting operational amplifier. A brief quiz completes the activity.
AND Gates (Screencast)
In this learning activity you'll describe the operation of an AND gate by using a truth table, a waveform diagram, a Boolean Algebra equation, a switch analogy, and a written definition.
The Reflected Load in a Transformer (Screencast)
Learners examine how the load resistance connected to the secondary coil of a transformer affects the primary current. A brief quiz completes the activity.
Parallel Circuit Analysis Practice Problems: Circuit #7
By Patrick Hoppe
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.
Series Inductance
In this learning activity you'll calculate the total inductance of a series circuit.
Voltage Drops
By Tim Tewalt, Patrick Hoppe
In this animated object, learners drag resistors of the proper value into a series circuit to cause a required amount of current to flow. Seven review questions complete the activity.
Inductors in Parallel
Learners examine the process for determining the total inductance of a parallel circuit. They then complete practice problems.
An Introduction to the Solderless Breadboard (Screencast)
In this learning activity you'll be introduced to the layout and operation of the solderless breadboard.
Parallel Circuit Analysis Practice Problems: Circuit #8
Powers of Ten: The Proper Use of Symbols (Screencast)
Students read about the six common terms used to represent the powers of ten in the field of electronics and complete two matching exercises.
Parallel Circuit Analysis Practice Problems: Circuit #9
Inductive Reactance Demonstration 1
Learners view video clips showing how coiled wire provides more resistance to AC current flow than uncoiled wire.
Diode Approximations (Screencast)
This learning object introduces the three approximations of a diode.
RL Time Constant
Learners read an explanation of the RL time constant and examine the formula for calculating the instantaneous current value. The current is graphed as it climbs to maximum or drops to zero. Note* In the formulas in this module, the Greek letter epsilon should be the mathematical constant 'e'.
Truth Tables (Screencast)
Instructions on how to use and construct a truth table for digital devices are provided.
Parallel Capacitance: Practice Problems
Learners solve six problems determining the total capacitance of a parallel circuit. Immediate feedback is provided.
Exclusive-NOR Gate (Screencast)
In this learning activity you'll review the operation of an Exclusive-NOR gate by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.