In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
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What is the purpose of a seven-segment decoder circuit? What is a…
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Suppose we had a simple one-battery, one-lamp circuit controlled by a…
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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 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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Don’t just sit there! Build something!! Learning to mathematically…
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What is the purpose of the switch shown in this schematic diagram?
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Don’t just sit there! Build something!! Learning to mathematically…
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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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Don’t just sit there! Build something!! Learning to mathematically…
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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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This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
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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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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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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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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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A technician uses a stroboscope to “freeze” the rotation of a…
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A microcontroller is a specialized type of digital computer used to…
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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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What is a harmonic frequency? If an oscillator circuit outputs a…
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Counting practice: count from zero to thirty-one in binary, octal, and…
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All entries arranged in alphabetical order of surname. Major…
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Don’t just sit there! Build something!! Learning to mathematically…
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A very important measurement in many liquid chemical processes…
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Having learned about digital memory devices in the last chapter, we…
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A high-pass filter’s task is just the opposite of a low-pass…
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Before we begin to explore the effects of resistors, inductors, and…
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An electrical connector, is an electro-mechanical device used to join…
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In this hands-on electronics experiment, build a 3-bit down counter using J-K flip-flops and learn about asynchronous counter functionality.
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As the name suggests, the tetrode tube contains four elements: cathode…
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Temperature coefficient (α) per degree C: Material Element/Alloy…
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The single-transistor inverter circuit illustrated earlier is actually…
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Introduction Whenever an electric voltage exists between two separated…
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This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.
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If we were to express the series-connected DC voltages as phasors…
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Insulated gate field-effect transistors are unipolar devices just like…
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What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…
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