In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
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Don’t just sit there! Build something!! Learning to mathematically…
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It is fairly important to use large value resistors (10 MΩ works…
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A technician uses a stroboscope to “freeze” the rotation of a…
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What is the purpose of a seven-segment decoder circuit? What is a…
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This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
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Don’t just sit there! Build something!! Learning to mathematically…
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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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In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
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In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
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Shown here is the schematic symbol for a resistor: What is the purpose…
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Don’t just sit there! Build something!! Learning to mathematically…
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Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
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This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
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What does it mean for an object to have an electric charge? Give an…
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Schottky diodes Schottky diodes are constructed of a metal-to-N…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
Textbook
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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If we were to express the series-connected DC voltages as phasors…
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This tool is designed to convert power ratios to decibel
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Wiring Color Codes Infographic. Released under the Creative Commons…
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Don’t just sit there! Build something!! Learning to mathematically…
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During the early development of telephone technology, a unit was…
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If we were to express the series-connected DC voltages as phasors…
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Serial-in, serial-out shift registers delay data by one clock time for…
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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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A calculator for computing the impedance of an edge coupled stripline.
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If I needed to describe the distance between two cities, I could…
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As we saw earlier, a power system with no secure connection to earth…
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This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
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When using conventional current flow, we can trace the direction of…
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This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.
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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…
Textbook
The logic simplification examples that we have done so far could have…
Textbook
In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
Textbook
Define the following acronyms as they apply to digital logic circuits:…
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This calculator will solve for either distance, time, or speed given two of the three parameters.
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∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
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