Because it takes energy to force charge to flow against the opposition…
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So far, we’ve explored tubes which are totally…
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If the output of a shift register is fed back to the input. a ring…
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In this circuit, three resistors receive the same amount of voltage…
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The variable reluctance motor is based on the principle that an…
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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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In this introduction to series resistance circuits, we will explain…
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If an electric current is passed through this wire, which direction…
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Because the relationship between voltage, current, and resistance in…
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At the beginning of this chapter, it illustrates how transistors could…
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A calculator for computing several parameters needed in the design of a flyback switch mode regulator
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Perhaps the most challenging aspect of interpreting ladder diagrams,…
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Single phase power system schematic diagram shows little about the…
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Ladder diagrams are specialized schematics commonly used to document…
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Identify the type of logic gate shown in this schematic diagram, and…
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All About Diodes A diode is an electrical device allowing current to…
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The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
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What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
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If we connect the output of an op-amp to its inverting input and apply…
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The half-adder is extremely useful until you want to add more than one…
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This calculator will help compute the inductance of a length of wire.
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De Forest’s Audion tube came to be known as the triode tube…
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When analyzing complex series and parallel circuits, it is easy to…
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Inductive Reactance Capacitive Reactance …
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“All men are liable to error;” —John Locke Whereas…
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Don’t just sit there! Build something!! Learning to mathematically…
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Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…
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This page provides a step-by-step introduction to using the mesh…
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Input Voltages for Logic Gates Logic gate circuits are designed to…
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Impedance Matching Because transformers can step voltage and current…
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Given two lengths of metal wire, which one will have the least…
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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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What does it mean for an object to have an electric charge? Give an…
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Digital computers communicate with external devices through ports:…
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Don’t just sit there! Build something!! Learning to mathematically…
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Instantaneous Values in AC Circuits Pure resistive AC circuit:…
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All About Contactors When a relay is used to switch a large amount of…
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We have the symbols for depletion mode and enhancement mode MOSFETs -…
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As opposed to normal equations where the solution is a number, a…
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What is an Insulated Gate Bipolar Transistor (IGBT), and what…
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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 calculator helps you compute the characteristic impedance of a microstrip.
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Don’t just sit there! Build something!! Learning to mathematically…
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No text on electrical metering could be called complete without a…
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There are not too many circuit symbols for bipolar transistors. There…
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Identify some of the different types of capacitors, and their…
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A third variation on the counter-DAC-based converter theme is, in my…
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What is the purpose of the switch shown in this schematic diagram?
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A bistable multivibrator has two stable states, as indicated by the…
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In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
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In any electrically conductive substance, what are charge carriers?…
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When an alternator produces AC voltage, the voltage switches polarity…
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In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.
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Don’t just sit there! Build something!! Learning to mathematically…
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Brushless DC motors were developed from conventional brushed DC motors…
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The circuits in the figure below are known as clampers or DC…
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Don’t just sit there! Build something!! Learning to mathematically…
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A thyristor is a device that has a number of unusual characteristics.…
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