Just as devices have been made to measure certain physical quantities…
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
Calculate the voltage output by the secondary winding of a transformer…
Before the advent of solid-state logic circuits, logical control…
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
Transformers with Multiple Secondaries Transformers are very versatile…
This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.
In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.
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.
Point-to-Point Connecting two digital devices with a network, would…
The word battery simply means a group of similar components. In…
Don’t just sit there! Build something!! Learning to mathematically…
Because octal and hexadecimal numeration systems have bases that are…
Product of Powers Property am an = am+n Power of a Product…
This calculator helps you compute the inductance of a rectangle loop.
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
When lightning strikes, nearby magnetic compass needles may be seen to…
Over the course of learning about electricity, you will want to…
Don’t just sit there! Build something!! Learning to mathematically…
In the previous section, we explored what would happen in simple…
The table method provides a structured methodology for ensuring you…
As a first example of useful combinational logic, let’s build a…
So far, we’ve only been able to escape the sheer volume of…
Let us begin our exploration of Boolean algebra by adding numbers…
Practical Benefit of Active Devices The practical benefit of active…
In an ideal case, an inductor acts as a purely reactive device. That…
Computerized Fourier analysis, particularly in the form of the FFT…
Capacitors store energy in the form of an electric field, and…
Programming a circuit simulation with SPICE is much like programming…
Valence: The electrons in the outermost shell, or valence shell, are…
In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.
As was stated earlier, most meter movements are sensitive devices.…
The Insulated-Gate Field-Effect Transistor (IGFET), also known as…
Capacitors Vs. Resistors Capacitors do not behave the same as…
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.
Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…
Don’t just sit there! Build something!! Learning to mathematically…
Up until this point, our analysis of transistor logic circuits has…
A very common misconception students have about potentiometers is the…
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
“Advances are made by answering questions. Discoveries are made…
Another strategy for addressing the problem of secondary electrons…
Don’t just sit there! Build something!! Learning to mathematically…
A switch is an electrical component that can “make” or…
With BogusBus, our signals were very simple and straightforward: each…
When an alternator produces AC voltage, the voltage switches polarity…
If the burden of two systems of measurement for common quantities…
