What is the purpose of a seven-segment decoder circuit? What is a…
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.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Don’t just sit there! Build something!! Learning to mathematically…
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
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.
Don’t just sit there! Build something!! Learning to mathematically…
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 build a red LED flasher and learn a useful application of the versatile 555 timer IC.
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…
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 and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
If we were to express the series-connected DC voltages as phasors…
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 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…
Don’t just sit there! Build something!! Learning to mathematically…
Electromechanical watt-hour meters use an aluminum disk that is spun…
What is the purpose of the switch shown in this schematic diagram?
What Is an Instrumentation Amplifier? An instrumentation amplifier…
The SPICE (Simulation Program, Integrated Circuit Emphesis)…
Perhaps the most ingenious technique was that of the delay line. A…
A calculator for computing the gain and output voltage of an operational amplifier
How is it possible to assign a fixed value of voltage or current (such…
To learn about electronics, you must eventually engage in hands-on experimentation. Knowledge gleaned from books alone has limited use in scientific endeavors. Troubleshooting a circuit can be as important as the knowledge gained from a properly functioning experiment.
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
Don’t just sit there! Build something!! Learning to mathematically…
A calculator for solving the maximum current a microstrip can handle.
Don’t just sit there! Build something!! Learning to analyze digital…
It is a common phenomenon for the electrical resistance of a substance…
In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.
Remember that vectors are mathematical objects just like numbers on a…
Don’t just sit there! Build something!! Learning to mathematically…
When inductors are connected in series, the total inductance is the…
SPICE is a computer program designed to simulate analog electronic…
Circuits consisting of just one battery and one load resistance are…
To express a quantity in a different metric prefix from how it was…
A diode is an electronics component made from a combination of a…
