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…
Worksheets - Adaptive Lighting
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
Textbook
What is the purpose of the switch shown in this schematic diagram?
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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.
Textbook
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
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.
Tools
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.
Textbook
Electromechanical watt-hour meters use an aluminum disk that is spun…
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Suppose we had a simple one-battery, one-lamp circuit controlled by a…
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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.
Textbook
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.
Tools
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Adaptive Lighting
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.
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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It is fairly important to use large value resistors (10 MΩ works…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Adaptive Lighting
If we were to express the series-connected DC voltages as phasors…
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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
Previously, we examined series circuits and parallel circuits using…
Textbook
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Tools
This tool calculates the cutoff frequency of a circular waveguide
Tools
The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.
Tools
Contributors to this chapter are listed in chronological order of…
Textbook
A tool designed to calculate the power density of an antenna
Tools
If the burden of two systems of measurement for common quantities…
Textbook
An ideal transistor would show 0% distortion in amplifying a signal.…
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Since the enable input on a gated S-R latch provides a way to latch…
Textbook
As we saw with DC measurement circuits, the circuit configuration…
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This calculator computes the noise figure and noise temperature in a system
Tools
Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
There are circumstances when you may need to analyze a DC reactive…
Textbook
The Maximum Power Transfer Theorem is not so much a means of analysis…
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In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.
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The half-adder is extremely useful until you want to add more than one…
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Define the following terms: energy, work, and power.
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In Millman’s Theorem, the circuit is re-drawn as a parallel…
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Conductors lose all of their electrical resistance when cooled to…
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A common phrase heard in reference to electrical safety goes something…
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