Counting practice: count from zero to thirty-one in binary, octal, and…
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How is it possible to electrically measure the torque output by a…
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Every meter impacts the circuit it is measuring to some extent, just…
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We’ve already seen one example of a monostable multivibrator in…
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As we saw with DC measurement circuits, the circuit configuration…
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(Template)
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Electricity and Magnetism An electric current through a conductor will…
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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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Like its bipolar cousin, the field-effect transistor may be used as an…
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A switch is an electrical component that can “make” or…
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What is the purpose of the switch shown in this schematic diagram?
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A calculator for computing several parameters needed in the design of a flyback switch mode regulator
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Thyristors are a class of semiconductor components exhibiting…
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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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What do you think this logic buffer gate will do, with the output…
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Don’t just sit there! Build something!! Learning to mathematically…
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A special type of relay is one that monitors the current, voltage,…
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Don’t just sit there! Build something!! Learning to analyze digital…
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Electromechanical relays used to start and stop high-power electric…
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Don’t just sit there! Build something!! Learning to mathematically…
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A switch is an electrical component that can “make” or…
Textbook
It is fairly important to use large value resistors (10 MΩ works…
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Generators used in battery-charging systems must be regulated so as to…
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Solid-state switching circuits usually keep their constituent…
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In ladder logic symbolism, an electromechanical relay coil is shown as…
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Normally, the ampacity rating of a conductor is a circuit design…
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Electromechanical relays used to start and stop high-power electric…
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As we saw with DC measurement circuits, the circuit configuration…
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A practical application of switch and relay logic is in control…
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Before the advent of solid-state logic circuits, logical control…
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This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.
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The interlock contacts installed in the previous section’s motor…
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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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Every meter impacts the circuit it is measuring to some extent, just…
Textbook
“All men are liable to error;” —John Locke Whereas…
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We can construct a simple logic functions for our hypothetical lamp…
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Don’t just sit there! Build something!! Learning to mathematically…
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Bipolar junction transistors (Also known as BJTs) can be used as an…
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So far we know that AC voltage alternates in polarity and AC current…
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Insulated gate field-effect transistors are unipolar devices just like…
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When inductors are connected in series, the total inductance is the…
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Don’t just sit there! Build something!! Learning to mathematically…
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The first, and perhaps most important, relationship between current,…
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We know that the current in a series circuit may be calculated with…
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A calculator for solving the capacitance, reactance, and admittance of a capacitor.
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This calculator helps you compute the characteristic impedance of an embedded microstrip.
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You might have been wondering how charges can continuously flow in a…
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When a transistor is in the fully-off state (like an open switch), it…
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In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.
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It is very important to keep in mind that the “normal”…
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If some percentage of an amplifier’s output signal is connected…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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Constant Rule Rule of Sums Rule of…
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If an electric current is passed through this wire, which direction…
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Don’t just sit there! Build something!! Learning to mathematically…
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In the last section, we learned what would happen in simple…
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A calculator for computing the gain and output voltage of an operational amplifier
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