In this circuit, three resistors receive the same amount of voltage…
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Instantaneous Values in AC Circuits Pure resistive AC circuit:…
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For a given amount of water pressure, which will flow a greater rate…
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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 construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
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Using the same value components in our series example circuit, we will…
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The table method provides a structured methodology for ensuring you…
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Ohm’s Law also makes intuitive sense if you apply it to the…
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Don’t just sit there! Build something!! Learning to mathematically…
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Because capacitors store energy in the form of an electric field, they…
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As with inductors, the ideal capacitor is a purely reactive device,…
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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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In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.
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This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
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To overcome the challenge of creating necessary DC bias voltage for an…
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Standing waves at the resonant frequency points of an open- or…
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There’s a sure way to calculate any of the values in a reactive…
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Capacitors, like all electrical components, have limitations that must…
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What factors determine where potentiometers Rpot1 and Rpot2 must be…
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Suppose we wished to measure the resistance of some component located…
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As the name suggests, the tetrode tube contains four elements: cathode…
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In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.
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The SPICE (Simulation Program, Integrated Circuit Emphesis)…
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Don’t just sit there! Build something!! Learning to mathematically…
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This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.
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Learn About L/R Time Constants It is often perplexing to new students…
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Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…
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For a given amount of water pressure, which will flow a greater rate…
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An often neglected area of study in modern electronics is that of…
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While the binary numeration system is an interesting mathematical…
Textbook
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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Resistors vs. Inductors Inductors do not behave the same way as…
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This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.
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In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.
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Centuries ago, it was discovered that certain types of mineral rock…
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Write the following exponential expressions in expanded form: 101 =…
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What voltage will you choose to use for each of the station batteries?
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Safety is very important when designing and/or building a device…
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The superposition theorem is one of those strokes of genius that takes…
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Critical temperatures given in Kelvins Material Element/Alloy Critical…
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What, exactly, is necessary to establish electrical continuity between…
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What are Simultaneous Equations and Systems of Equations? The terms…
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If we add a voltage divider to the negative feedback wiring so that…
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This calculator determines the bias and feedback of resistors for an inverting op-amp.
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Programming a circuit simulation with SPICE is much like programming…
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A mathematician named DeMorgan developed a pair of important rules…
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As we saw with DC measurement circuits, the circuit configuration…
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What is a harmonic frequency? If an oscillator circuit outputs a…
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When a switch is actuated and contacts touch one another under the…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
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This calculator helps you compute the characteristic impedance of a symmetric stripline.
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In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.
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Anyone who’s studied geometry should be familiar with the…
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Thyristors are a class of semiconductor components exhibiting…
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A rheostat (variable resistor) and a switch are both examples of…
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The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.
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Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…
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Whenever there is a mismatch of impedance between transmission line…
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