This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
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In the simplest terms you can think of, define what an electrical…
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Schottky diodes Schottky diodes are constructed of a metal-to-N…
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Mercury Standard Cell Back in the early days of electrical measurement…
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When a transistor is in the fully-off state (like an open switch), it…
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Capacitors store energy in the form of an electric field, and…
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So far in our discussions on electricity and electric circuits, we…
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Don’t just sit there! Build something!! Learning to mathematically…
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In the common-emitter section of this chapter, we saw a SPICE analysis…
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Complex numbers are useful for AC circuit analysis because they…
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Don’t just sit there! Build something!! Learning to mathematically…
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The jobs of electronics engineers and technicians frequently entail…
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Don’t just sit there! Build something!! Learning to mathematically…
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Though mechanical ohmmeter (resistance meter) designs are rarely used…
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Real operational amplifiers have some imperfections compared to an…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.
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Generators used in battery-charging systems must be regulated so as to…
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A chandelier has five light bulbs in it, and one of them is not…
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The field effect transistor was proposed by Julius Lilienfeld in US…
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Capacitors store energy in the form of an electric field, and…
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A calculator for computing the gain and output voltage of an operational amplifier
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In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.
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At the start of this book, we discussed static electricity and how it…
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Label where each of the following electrical quantities would be found…
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This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
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There are circumstances when you may need to analyze a DC reactive…
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Counting practice: count from zero to thirty-one in binary, octal, and…
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In addition to voltage and current, there is another important…
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When the need arises to correct for poor power factor in an AC power…
Textbook
The field effect transistor was proposed by Julius Lilienfeld in US…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.
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Suppose I were about to measure an unknown voltage with a manual-range…
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A very useful tool for observing rotating objects is a strobe light.…
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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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Suppose a 12 volt lead-acid battery has an internal resistance of 20…
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A voltage multiplier is a specialized rectifier circuit producing…
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Practical Benefit of Active Devices The practical benefit of active…
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All About Contactors When a relay is used to switch a large amount of…
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This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
Tools
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
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Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
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Don’t just sit there! Build something!! Learning to mathematically…
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Once again, when building battery/resistor circuits, the student or…
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Our next transistor configuration to study is a bit simpler for gain…
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A microcontroller is a specialized type of digital computer used to…
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Older electrical schematics showed connecting wires crossing, while…
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To overcome the challenge of creating necessary DC bias voltage for an…
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Circuits consisting of just one battery and one load resistance are…
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This tool helps calculate the impedance of an edge-coupled microstrip.
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Unijunction transistor: Although a unijunction transistor is not a…
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Like its bipolar cousin, the field-effect transistor may be used as an…
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Current Source It is possible through the use of electronic amplifiers…
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Real operational amplifiers have some imperfections compared to an…
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In addition to forward voltage drop (Vf) and peak inverse voltage…
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Safety is very important when designing and/or building a device…
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AC Motors Perhaps the most important benefit of polyphase AC power…
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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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Capacitors store energy in the form of an electric field, and…
Textbook
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