Schottky diodes Schottky diodes are constructed of a metal-to-N…
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In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.
Textbook
In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
Textbook
What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - Optoelectronics
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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This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
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A technician uses a stroboscope to “freeze” the rotation of a…
Worksheets - Optoelectronics
In this circuit, the electric motor is supposed to turn on whenever…
Worksheets - Optoelectronics
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 addition to performing tasks of amplification and switching, tubes…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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Before the advent of solid-state logic circuits, logical control…
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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.
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In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
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Identify each of these logic gates by name, and complete their…
Worksheets - Optoelectronics
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, 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 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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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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The Q factor of a series inductive circuit is given by the following…
Worksheets - Optoelectronics
A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
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Definition of a Factorial Denoted by the symbol “!” after…
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The concept and measurement units of resistance are most often used…
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In an ideal case, an inductor acts as a purely reactive device. That…
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“Garbage in, garbage out.” —Anonymous SPICE…
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The choice of step-down transformers to use in a project such as this…
Worksheets - Optoelectronics
This page provides a step-by-step introduction to using the mesh…
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Whenever there is a mismatch of impedance between transmission line…
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Contributors to this chapter are listed in chronological order of…
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“With Electronics Workbench, you can create circuit schematics…
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Voltage Components in a parallel circuit share the same voltage:…
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In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
Of course, there is a danger of electrical shock when directly…
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As was previously mentioned, we need more than just a continuous path…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.
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Sometimes it is necessary to determine the length of time that a…
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As the name suggests, the tetrode tube contains four elements: cathode…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
With BogusBus, our signals were very simple and straightforward: each…
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This article explains the step-by-step process for determining the…
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In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.
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This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
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As we saw with DC measurement circuits, the circuit configuration…
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As was stated earlier, most meter movements are sensitive devices.…
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In the common-emitter section of this chapter, we saw a SPICE analysis…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
It is imperative to understand that the type of numeration system used…
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Define the following acronyms as they apply to digital logic circuits:…
Worksheets - Optoelectronics
If the output of a shift register is fed back to the input. a ring…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Optoelectronics
A circuit which removes the peak of a waveform is known as a clipper.…
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All entries arranged in alphabetical order of surname. Major…
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Also known as the stairstep-ramp, or simply counter A/D converter,…
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The concept and measurement units of resistance are most often used…
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A tool designed to compute the values to be used in a T-match Impedance Circuit
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