What is the purpose of a seven-segment decoder circuit? What is a…
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.
Don’t just sit there! Build something!! Learning to mathematically…
Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
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…
Shown here is the schematic symbol for a resistor: What is the purpose…
It is fairly important to use large value resistors (10 MΩ works…
Electromechanical watt-hour meters use an aluminum disk that is spun…
What is the purpose of the switch shown in this schematic diagram?
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Don’t just sit there! Build something!! Learning to mathematically…
A technician uses a stroboscope to “freeze” the rotation of a…
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.
Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
What does it mean for an object to have an electric charge? Give an…
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 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.
Don’t just sit there! Build something!! Learning to mathematically…
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 electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
What is the purpose of a seven-segment decoder circuit? What is a…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
A popular use of diodes is for the mitigation of inductive…
What are Simultaneous Equations and Systems of Equations? The terms…
When a PCB designer speaks of dimensions in thous or mils, what does…
Most AC motors are induction motors. Induction motors are favored due…
“Advances are made by answering questions. Discoveries are made…
If we were to connect two inverter gates together so that the output…
This calculator will determine the square root, cube root, or nth root of a given number, x.
It has been found that any repeating, non-sinusoidal waveform can be…
A high-pass filter’s task is just the opposite of a low-pass…
Explain the operation of this “H-bridge” motor control circuit: At…
Perhaps the most important consideration of an ADC is its resolution.…
Up to now, every circuit that was presented was a combinatorial…
A waveguide is a special form of transmission line consisting of a…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
One of the more fascinating applications of electricity is in the…
Mercury Standard Cell Back in the early days of electrical measurement…
In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.
A thyristor is a device that has a number of unusual characteristics.…