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.
Before the advent of solid-state logic circuits, logical control…
What is the purpose of a seven-segment decoder circuit? What is a…
In addition to performing tasks of amplification and switching, tubes…
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.
A technician uses a stroboscope to “freeze” the rotation of a…
Identify each of these logic gates by name, and complete their…
In this circuit, the electric motor is supposed to turn on whenever…
Before the advent of solid-state logic circuits, logical control…
What is the purpose of a seven-segment decoder circuit? What is a…
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
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.
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.
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.
Single Phase Synchronous Motors Single-phase synchronous motors are…
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 electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
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.
In addition to performing tasks of amplification and switching, tubes…
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.
NAND and NOR gates possess a special property: they are universal.…
RELATED WORKSHEETS: Calculus for Electric Circuits…
In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
When a PCB designer speaks of dimensions in thous or mils, what does…
Certain substances are known to physically deform (shorten or…
Introduction Whenever an electric voltage exists between two separated…
With this lesson, I hope to avoid a common mistake found in…
Also called the parallel A/D converter, this circuit is the simplest…
Practical Benefit of Active Devices The practical benefit of active…
Counting practice: count from zero to thirty-one in binary, octal, and…
Don’t just sit there! Build something!! Learning to mathematically…
Devoting a whole chapter in a modern electronics text to the design…
A common class of operation used in radio-frequency (RF) amplifier…
In designing digital circuits, the designer often begins with a truth…
To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.
What does the normal status of an electrical switch refer to?…
Identify which direction each potentiometer wiper must move in this…