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 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.
Electromechanical watt-hour meters use an aluminum disk that is spun…
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…
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.
What does it mean for an object to have an electric charge? Give an…
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.
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Don’t just sit there! Build something!! Learning to mathematically…
What is the purpose of the switch shown in this schematic diagram?
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, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Shown here is the schematic symbol for a resistor: What is the purpose…
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 connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
Don’t just sit there! Build something!! Learning to mathematically…
In many circuit applications, we encounter components connected…
Up to now, every circuit that was presented was a combinatorial…
When a PCB designer speaks of dimensions in thous or mils, what does…
In the design of large and complex digital systems, it is often…
One of the more fascinating applications of electricity is in the…
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
As strange as it may seem, any repeating, non-sinusoidal waveform is…
Generally speaking, how many “time constants” worth of time does…
Don’t just sit there! Build something!! Learning to mathematically…
A modern alternative to sending (binary) digital information via…
Write an equation describing the precise mathematical relationship…
It is a common phenomenon for the electrical resistance of a substance…
Our exploration of thyristors begins with a device called the…
Pulse Width Modulation (PWM) uses digital signals to control power…
Don’t just sit there! Build something!! Learning to mathematically…
What is Kirchhoff’s Voltage Law (KVL)? The principle known as…
Radio waves are comprised of oscillating electric and magnetic fields,…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
This tool is designed to compute for the trace width of a microstrip
The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.
