The variable reluctance motor is based on the principle that an…
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Define the following terms: energy, work, and power.
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A common phrase heard in reference to electrical safety goes something…
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A calculator for computing the gain and output voltage of an operational amplifier
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In this hands-on electronics experiment, you will build a high-impedance voltmeter and learn about circuit loading and how to use op amps to reduce loading effects.
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Voltage is commonly defined as “electrical pressure.” The unit of…
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Don’t just sit there! Build something!! Learning to mathematically…
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Though mechanical ohmmeter (resistance meter) designs are rarely used…
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Electromechanical relays used to start and stop high-power electric…
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Current Source It is possible through the use of electronic amplifiers…
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What hazards might be posed by a circuit with excessive current going…
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In simple AC power systems, one of the two conductors is typically…
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Research and describe what the Hall effect is, and list some practical…
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The node voltage method of DC network analysis solves for unknown…
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Suppose I were about to measure an unknown voltage with a manual-range…
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AC Motors Perhaps the most important benefit of polyphase AC power…
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Diodes can perform switching and digital logic operations. Forward and…
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Don’t just sit there! Build something!! Learning to mathematically…
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Don’t just sit there! Build something!! Learning to mathematically…
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Most electrical wire is covered in a rubber or plastic coating called…
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The half-adder is extremely useful until you want to add more than one…
Textbook
Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
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In this motor control circuit, how would you ensure that there is no…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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(“c” being a constant) RELATED…
Textbook
Convert to and from different units of length, weight, power, temperature and torque
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What does it mean if an integrated circuit comes in DIP form? What…
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If we connect the output of an op-amp to its inverting input and apply…
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Counting practice: count from zero to thirty-one in binary, octal, and…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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Note that the direction of the arrow at the gate indicates the…
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This page provides a step-by-step introduction to using the mesh…
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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.
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A circuit which removes the peak of a waveform is known as a clipper.…
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A modern method of electrical power control involves inserting a…
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The superposition theorem is one of those strokes of genius that takes…
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In this hands-on electronics experiment, you will build a battery-operated circuit with a light and learn about open and short circuit failures.
Textbook
When an electric current is passed through a coil of wire, what…
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Parametric data for all semiconductor op-amp models except the CA3130…
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If I needed to describe the distance between two cities, I could…
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A right triangle is defined as having one angle precisely…
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Don’t just sit there! Build something!! Learning to mathematically…
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The benefits of scientific notation do not end with ease of writing…
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The electrons of different types of atoms have different degrees of…
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When connecting batteries together to form larger “banks”…
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This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
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Introduction This third volume of the book series Lessons In Electric…
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Don’t just sit there! Build something!! Learning to mathematically…
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Also known as the stairstep-ramp, or simply counter A/D converter,…
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In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.
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Voltage Components in a parallel circuit share the same voltage:…
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Circuits consisting of just one battery and one load resistance are…
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Before we begin to explore the effects of resistors, inductors, and…
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As strange as it may seem, any repeating, non-sinusoidal waveform is…
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In many disciplines of science and engineering, very large and very…
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Example Derivatives of e Proportionality Constant When we say that a…
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An electromechanical generator is a device capable of producing…
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In this circuit, three resistors receive the same amount of voltage…
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Serial-in, serial-out shift registers delay data by one clock time for…
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This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.
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