The electrical resistance of a conductor at any temperature may be…
Define the following terms: energy, work, and power.
You might have noticed on the table for specific resistances that all…
This calculator helps determine the maximum temperature a device can withstand
If I wanted to build a battery-powered electric drill, would it be…
Convert between Celsius, Fahrenheit and Kelvin
Both soldering irons and soldering guns are tools used in the process…
In any electrically conductive substance, what are charge carriers?…
Determine what the magnitude and polarity of the voltmeter’s…
Shown here is the schematic symbol for a resistor: What is the purpose…
It is a common phenomenon for the electrical resistance of a substance…
Temperature coefficient (α) per degree C: Material Element/Alloy…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
This calculator computes the noise figure and noise temperature in a system
Counting practice: count from zero to thirty-one in binary, octal, and…
Because it takes energy to force charge to flow against the opposition…
Try out our Resistor Color Code Calculator in our Tools section.…
In the course of learning about electricity, you will want to…
The single-transistor inverter circuit illustrated earlier is actually…
If you’ve ever witnessed a lightning storm, you’ve seen…
With this lesson, I hope to avoid a common mistake found in…
When we store information in some kind of circuit or device, we not…
Don’t just sit there! Build something!! Learning to mathematically…
To overcome the challenge of creating necessary DC bias voltage for an…
The metric system, besides being a collection of measurement units for…
Remember that vectors are mathematical objects just like numbers on a…
A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…
While the C-B (common-base) amplifier is known for wider bandwidth…
What is Split-Phase Power Systems? Split-phase power systems achieve…
The field effect transistor was proposed by Julius Lilienfeld in US…
PARTS AND MATERIALS Four 6 volt batteries Dual operational amplifier,…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
It was discovered centuries ago that certain types of materials would…
A tool designed to convert RF power from watts to decibels and vice versa
This calculator helps you compute the characteristic impedance of an embedded microstrip.
If the burden of two systems of measurement for common quantities…
Don’t just sit there! Build something!! Learning to mathematically…
Define what noise means, in the electrical sense of the word. How does…
PARTS AND MATERIALS Sensitive meter movement (Radio Shack catalog #…
PARTS AND MATERIALS Two single-turn, linear-taper potentiometers, 5…
Ohm’s Law also makes intuitive sense if you apply it to the…
It is sometimes useful in logic circuits to have a multivibrator which…
Don’t just sit there! Build something!! Learning to mathematically…
If we take the equivalent circuit of an SCR and add another external…
In essence, the IGFET controls the base current of a BJT, which…
SCRs are unidirectional (one-way) current devices, making them useful…
This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.
A diode is an electronics component made from a combination of a…
Bipolar junction transistors (Also known as BJTs) can be used as an…
A modern method of electrical power control involves inserting a…
In many circuit applications, we encounter components connected…
