Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
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A technician uses a stroboscope to “freeze” the rotation of a…
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What is the purpose of a seven-segment decoder circuit? What is a…
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In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
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Don’t just sit there! Build something!! Learning to mathematically…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Textbook
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
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If we were to express the series-connected DC voltages as phasors…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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Don’t just sit there! Build something!! Learning to mathematically…
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This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
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What does it mean for an object to have an electric charge? Give an…
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Don’t just sit there! Build something!! Learning to mathematically…
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What is the purpose of the switch shown in this schematic diagram?
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Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Textbook
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
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Larger Karnaugh maps reduce larger logic designs. How large is large…
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What does it mean for an object to have an electric charge? Give an…
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Let’s connect three AC voltage sources in series and use complex…
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In electric circuits, the three basic quantities are voltage (E or V),…
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Like bipolar transistors, SCRs and TRIACs are also manufactured as…
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Learn the Power Formula We’ve seen the formula for determining…
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A helpful analogy for understanding divided feedback amplifier…
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This calculator helps you compute the inductance of a wire-over-plane setup.
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Just as devices have been made to measure certain physical quantities…
Textbook
In addition to voltage and current, there is another important…
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This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.
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With BogusBus, our signals were very simple and straightforward: each…
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Quantum physics describes the states of electrons in an atom according…
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Complex numbers are useful for AC circuit analysis because they…
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(Template)
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This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Residential
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
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Connecting digital circuitry to sensor devices is simple if the sensor…
Textbook
The half-adder is extremely useful until you want to add more than one…
Textbook
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