Often in the course of designing and building electrical meter…
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What is Conductance? In the study of DC circuits, the student of…
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In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.
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In this hands-on electronics experiment, you will examine the heat generated by resistors and maybe even make one smoke! Also, learn to calculate power dissipation using Joule's law and resistor power ratings.
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In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.
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For a given amount of water pressure, which will flow a greater rate…
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Instantaneous Values in AC Circuits Pure resistive AC circuit:…
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Inductive Reactance Capacitive Reactance …
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The principle of non-sinusoidal, repeating waveforms being equivalent…
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Don’t just sit there! Build something!! Learning to mathematically…
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How is it possible to electrically measure the torque output by a…
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Don’t just sit there! Build something!! Learning to mathematically…
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Inductors do not have a stable “resistance” as conductors…
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A popular use of diodes is for the mitigation of inductive…
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There are four basic factors of inductor construction determining the…
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The first, and perhaps most important, relationship between current,…
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If a sinusoidal voltage is applied to an impedance with a phase angle…
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In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.
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This calculator will solve for either distance, time, or speed given two of the three parameters.
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The Q factor of a series inductive circuit is given by the following…
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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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Perhaps the most important consideration of an ADC is its resolution.…
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Suppose we wanted to build a device that could add two binary bits…
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Digital logic gate circuits are manufactured as integrated circuits:…
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When an alternator produces AC voltage, the voltage switches polarity…
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The Bel is Used to Represent Gain In its simplest form, an…
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A calculator for computing the gain and output voltage of an operational amplifier
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A helpful analogy for understanding divided feedback amplifier…
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Consider a circuit for a single-phase AC power system, where a 120…
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Determine if the light bulb will de-energize for each of the following…
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What is the purpose of the switch shown in this schematic diagram?
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Protective relays are special power-sensing devices whose job it is to…
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In very simple, qualitative terms, rate the impedance of capacitors…
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Let’s begin with a semiconductor gate circuit in need of…
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Though mechanical ohmmeter (resistance meter) designs are rarely used…
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A similar effect happens in series inductive/capacitive circuits. When…
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Has the system ever worked before? If yes, has anything happened to…
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For bipolar junction transistors, the fundamental measure of…
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Testing a JFET with a multimeter might seem to be a relatively easy…
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Identify which direction each potentiometer wiper must move in this…
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The Q, or quality, factor of a resonant circuit is a measure of the…
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In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.
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A common phrase heard in reference to electrical safety goes something…
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JFETs, like bipolar transistors, are able to “throttle”…
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Power Capacity As has already been observed, transformers must be well…
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The SPICE (Simulation Program, Integrated Circuit Emphesis)…
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Specific resistance at 20o C: Material Element/Alloy ohm-cmil/ft…
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In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.
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In the last section, we learned what would happen in simple…
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In this hands-on electronics experiment, you will build an S-R latch with an enabled input using four NAND gates and learn more about digital circuit functionality.
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What is Rectification? Now we come to the most popular application of…
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What are Time-Delay Relays? Some relays are constructed with a kind of…
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Don’t just sit there! Build something!! Learning to mathematically…
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There’s a sure way to calculate any of the values in a reactive…
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When the need arises to correct for poor power factor in an AC power…
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This article explains the step-by-step process for determining the…
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A calculator designed to calculate the trace width of a stripline based on the maximum current rating
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The concept of a mathematical power is familiar to most students of…
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In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.
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