Building a Binary Counter with a JK Flip-Flop
By Patrick Hoppe
In this animated activity, learners examine the construction of a binary counter using a JK flip-flop. The ability of the JK flip-flop to "toggle" Q is also viewed.
The Generation of Alternating Current
By Terry Bartelt
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.
Presetting and Clearing a Flip-Flop
In this animated activity, learners view how to clear and preset a flip-flop to store a logic 0 or a logic 1.
The Transfer Functions: RC Low-Pass Filter with a Bode Plot
Students read how the transfer function is developed for an RC low-pass filter. A straight line Bode plot is drawn through close approximations.
Oscilloscope AC Voltage Measurements
In this animated learning object, students view the operation of an oscilloscope that is used to measure AC voltages. A brief quiz completes the activity.
Kirchhoff's Current Law - Parallel Circuits
In this learning activity you'll explore Kirchhoff's Current Law and view examples of its application.
The Superposition Theorem
The superposition theorem is explained as it relates to dc circuit analysis. Examples are given.
The Transfer Function and Frequency Response of a Low Pass Filter
Students learn how to predict how circuits will respond to varying frequency. They solve for the magnitude and phase angles.
Power Calculations in a Series/Parallel Circuit
In this learning activity you'll explore various ways to calculate the power consumed in a series/parallel circuit.
Synchronous & Asynchronous Inputs on a JK Flip-Flop
Students examine the operation of synchronous and asynchronous inputs on a JK Flip-Flop.
Transistor Fundamentals: Voltage-Divider Biased NPN Transistor
Students view drawings of the dc analysis of a voltage-divider biased NPN transistor.
The 4-Input Truth Table
In this learning activity you'll practice using the 4-input truth table.
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.
Transfer Functions: The RC High Pass Filter
Learners read how the transfer function for a RC high pass filter is developed. The transfer function is used in Excel to graph the Vout. The circuit is also simulated in Electronic WorkBench and the resulting Bode plot is compared to the graph from Excel.
The MOD 10 Counter
The technique for designing a MOD 10 counter is introduced. Asynchronous inputs of a JK flip-flop are used to clear the counter.
Transfer Functions: The RC Low Pass Filter
Students read how the transfer function for a RC low pass filter is developed. The transfer function is used in Excel to graph the Vout. The circuit is also simulated in Electronic WorkBench and the resulting Bode plot is compared to the graph from Excel.
Power Law: The Relationship of Voltage, Current, and Watts
Learners examine three formulas than can be used to find dc power. Examples are given.