Pulse Width Modulation (PWM) uses digital signals to control power…
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Normally, the rotor windings of a wound rotor induction motor are…
Textbook
Every meter impacts the circuit it is measuring to some extent, just…
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Standing waves at the resonant frequency points of an open- or…
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Devoting a whole chapter in a modern electronics text to the design…
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Feedback is a fascinating engineering principle. It can turn a rather…
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Counting practice: count from zero to thirty-one in binary, octal, and…
Worksheets - Electromechanical
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What Is an XOR Gate? One element conspicuously missing from the set of…
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To learn about electronics, you must eventually engage in hands-on experimentation. Knowledge gleaned from books alone has limited use in scientific endeavors. Troubleshooting a circuit can be as important as the knowledge gained from a properly functioning experiment.
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So far, we’ve only been able to escape the sheer volume of…
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We can take the same components from the series circuit and rearrange…
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Constant Rule Rule of Sums Rule of…
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Identify the type of logic gate shown in this schematic diagram, and…
Worksheets - Electromechanical
With addition being easily accomplished, we can perform the operation…
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In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.
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Protective relays are special power-sensing devices whose job it is to…
Worksheets - Electromechanical
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.
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In this series of hands-on electronics experiments, you will build direct current (DC) circuits and learn fundamental electrical engineering circuit concepts.
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Complementary Output Gates It is sometimes desirable to have a logic…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
When a transistor is in the fully-off state (like an open switch), it…
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As we saw with DC measurement circuits, the circuit configuration…
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What is the difference between DC and AC electricity? Identify some…
Worksheets - Electromechanical
Despite lock-out/tag-out procedures and multiple repetitions of…
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Determine what the magnitude and polarity of the voltmeter’s…
Worksheets - Electromechanical
This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor
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Suppose you were installing a high-power stereo system in your car,…
Worksheets - Electromechanical
In this circuit, three resistors receive the same amount of current (4…
Worksheets - Electromechanical
A decoder is a circuit that changes a code into a set of signals. It…
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Mercury Standard Cell Back in the early days of electrical measurement…
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Though it may seem strange to cover the elementary topic of electrical…
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Textbook
A special type of relay is one that monitors the current, voltage,…
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Seebeck Effect An interesting phenomenon applied in the field of…
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This calculator determines the resistance of a microstrip trace
Tools
The “vocabulary” of instructions which any particular…
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A waveguide is a special form of transmission line consisting of a…
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Solve this equation for the value of x: x + 5 = 8 How many exact…
Worksheets - Electromechanical
In the last section, we learned what would happen in simple…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
In many circuit applications, we encounter components connected…
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