Don’t just sit there! Build something!! Learning to mathematically…
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The variable reluctance motor is based on the principle that an…
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With this lesson, I hope to avoid a common mistake found in…
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The Q factor of a series inductive circuit is given by the following…
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At first it may seem pointless to have the four buffer gates following…
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The wires between the tank and the monitoring location is called…
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This calculator will convert pressure values to ten different standard units for pressure.
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Don’t just sit there! Build something!! Learning to analyze digital…
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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 analyze digital…
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Normally, the rotor windings of a wound rotor induction motor are…
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Before the advent of solid-state logic circuits, logical control…
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Suppose a 12 volt lead-acid battery has an internal resistance of 20…
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After applying some of the general troubleshooting tips to narrow the…
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If the ends of a wire loop are attached to two half-circular metal…
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A chandelier has five light bulbs in it, and one of them is not…
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What does the acronym RF stand form, in reference to radio-related…
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Explain the operation of this “H-bridge” motor control circuit: At…
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The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.
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In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
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Don’t just sit there! Build something!! Learning to mathematically…
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What shape of voltage waveform would you expect to measure (using an…
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This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).
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Up until this point, our analysis of transistor logic circuits has…
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Notice something important here: taking the derivative of f(x)…
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Value of time constant in series RC and RL circuits Time…
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In an ideal case, an inductor acts as a purely reactive device. That…
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A helpful tool for calculating the impedance of a wire microstrip.
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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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In this hands-on semiconductor electronics experiment, build a voltage follower amplifier using a bipolar junction transistor (BJT) in common-collector configuration and learn about circuit ground and impedance transformations.
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In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
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A peak detector is a series connection of a diode and a…
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Power Capacity As has already been observed, transformers must be well…
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Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…
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What is the purpose of the switch shown in this schematic diagram?
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In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.
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If the burden of two systems of measurement for common quantities…
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Contributors to this chapter are listed in chronological order of…
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There’s a sure way to calculate any of the values in a reactive…
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In this hands-on AC electronics experiment, use the frequency spectrum display from an oscilloscope program to observe waveforms from a musical keyboard and learn about spectral analysis.
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For bipolar junction transistors, the fundamental measure of…
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Computers can be powerful tools if used properly, especially in the…
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Don’t just sit there! Build something!! Learning to mathematically…
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Like its bipolar cousin, the field-effect transistor may be used as an…
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Thyristors are a class of semiconductor components exhibiting…
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In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.
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Cathode: This is the electrode that is heated and emits the…
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Euler’s Number Euler’s constant is an important value for…
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In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.
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This calculator helps you compute the characteristic impedance of a broadside coupled stripline.
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All About Contactors When a relay is used to switch a large amount of…
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What is Attenuators? Attenuators are passive devices. It is…
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What is an Insulated Gate Bipolar Transistor (IGBT), and what…
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Periodic table of chemical elements.
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∫f(x) dx Calculus alert! Electronic power conversion circuits known…
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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.
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The use of variable voltage for instrumentation signals seems a rather…
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The electrons of different types of atoms have different degrees of…
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