In addition to performing tasks of amplification and switching, tubes…
Textbook
Before the advent of solid-state logic circuits, logical control…
Textbook
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
What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - Displays
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
Textbook
What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - Displays
Before the advent of solid-state logic circuits, logical control…
Textbook
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.
Textbook
In this circuit, the electric motor is supposed to turn on whenever…
Worksheets - Displays
In addition to performing tasks of amplification and switching, tubes…
Textbook
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 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.
Textbook
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.
Tools
Single Phase Synchronous Motors Single-phase synchronous motors are…
Textbook
A technician uses a stroboscope to “freeze” the rotation of a…
Worksheets - Displays
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Tools
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
Identify each of these logic gates by name, and complete their…
Worksheets - Displays
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.
Textbook
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
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.
Textbook
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.
Textbook
An often neglected area of study in modern electronics is that of…
Textbook
Most of us have experienced some form of electric “shock,”…
Textbook
Feedback is a fascinating engineering principle. It can turn a rather…
Textbook
All entries arranged in alphabetical order of surname. Major…
Textbook
In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.
Textbook
If we were to connect two inverter gates together so that the output…
Textbook
Both soldering irons and soldering guns are tools used in the process…
Worksheets - Displays
The following is a partial list of contributors to the current online…
Textbook
AC Motors Perhaps the most important benefit of polyphase AC power…
Textbook
Instantaneous Values in AC Circuits Pure resistive AC circuit:…
Textbook
Identify each of these logic gates by name, and complete their…
Worksheets - Displays
Standing waves at the resonant frequency points of an open- or…
Textbook
If vectors with uncommon angles are added, their magnitudes (lengths)…
Textbook
In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.
Textbook
“I consider that I understand an equation when I can predict the…
Textbook
“I think it is safe to say that no one understands quantum…
Textbook
This calculator helps you compute the inductance of a wire-over-plane setup.
Tools
Pure semiconductors are relatively good insulators as compared with…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Displays
In mathematics, an identity is a statement true for all possible…
Textbook
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