Schottky diodes Schottky diodes are constructed of a metal-to-N…
What is the purpose of a seven-segment decoder circuit? What is a…
Before the advent of solid-state logic circuits, logical control…
In this circuit, the electric motor is supposed to turn on whenever…
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.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
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.
What is the purpose of a seven-segment decoder circuit? What is a…
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.
In addition to performing tasks of amplification and switching, tubes…
A technician uses a stroboscope to “freeze” the rotation of a…
Single Phase Synchronous Motors Single-phase synchronous motors are…
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.
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.
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.
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
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.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Identify each of these logic gates by name, and complete their…
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.
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
Remember that this tutorial is not exhaustive by any means, and that…
In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
A very useful tool for observing rotating objects is a strobe light.…
Having learned about digital memory devices in the last chapter, we…
In this circuit, three resistors receive the same amount of voltage…
A tool designed to calculate the noise figure of cascaded amplifiers
Most integrated circuits are digital, based on MOS (CMOS) transistors.…
Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
What does it mean, in general terms, to encode something? Conversely,…
A tool designed to calculate the characteristic impedance of a twisted-pair cable
An ideal transistor would show 0% distortion in amplifying a signal.…
Electricity and Magnetism An electric current through a conductor will…
A popular use of diodes is for the mitigation of inductive…
Don’t just sit there! Build something!! Learning to mathematically…
All About Contactors When a relay is used to switch a large amount of…
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If your event sensing switch is mechanical in nature, you will likely…
Suppose you were installing a high-power stereo system in your car,…
As we’ve already learned, electricity requires a complete path…