Schottky diodes Schottky diodes are constructed of a metal-to-N…
What is the purpose of a seven-segment decoder circuit? What is a…
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.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
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 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 semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
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.
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 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.
Identify each of these logic gates by name, and complete their…
In addition to performing tasks of amplification and switching, tubes…
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 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.
Single Phase Synchronous Motors Single-phase synchronous motors are…
Before the advent of solid-state logic circuits, logical control…
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
A technician uses a stroboscope to “freeze” the rotation of a…
What is the purpose of a seven-segment decoder circuit? What is a…
In this circuit, the electric motor is supposed to turn on whenever…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
A calculator for solving the capacitance, reactance, and admittance of a capacitor.
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to analyze digital…
What is the difference between a JMP (“jump”) instruction and a…
In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.
Circuits consisting of just one battery and one load resistance are…
Suppose you were installing a high-power stereo system in your car,…
Counting practice: count from zero to thirty-one in binary, octal, and…
Don’t just sit there! Build something!! Learning to mathematically…
If a pulse-width modulated (PWM) signal is sent to a passive…
The structure behind ladder logic is based on the electrical ladder…
A right triangle is defined as having one angle precisely…
What factors determine where potentiometers Rpot1 and Rpot2 must be…
The following problems are arranged in order from most likely to least…
An often neglected area of study in modern electronics is that of…
Project Overview The oscilloscope is an indispensable test instrument…
Ammeters Measure Electrical Current A meter designed to measure…
The Programmable Logic Controller, or PLC, was invented in the late…
As an example of using several circuits together, we are going to make…
