As with inductors, the ideal capacitor is a purely reactive device,…
Because the relationship between voltage, current, and resistance in…
If two coils of wire are brought into close proximity with each other…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Capacitors store energy in the form of an electric field, and…
Don’t just sit there! Build something!! Learning to mathematically…
Learn About L/R Time Constants It is often perplexing to new students…
Don’t just sit there! Build something!! Learning to mathematically…
Explain how an ohmmeter is able to measure the resistance of a…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator helps you compute the inductance of a rectangle loop.
This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.
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 electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
Before we begin to explore the effects of resistors, inductors, and…
Capacitors do not have a stable “resistance” as conductors…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
When plotted on a curve tracer, the characteristic curve for a normal…
In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.
In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.
This calculator helps you compute the inductance of a wire loop.
The circuits in the figure below are known as clampers or DC…
Instrumentation is a field of study and work centering on measurement…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
A Logic Gate is assigned as an elementary building block of…
Three-phase Wye(Y) Connection Initially, we explored the idea of…
If we add a voltage divider to the negative feedback wiring so that…
The Programmable Logic Controller, or PLC, was invented in the late…
Capacitors Vs. Resistors Capacitors do not behave the same as…
All entries arranged in alphabetical order of surname. Major…
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.
It is sometimes desirable to have circuits capable of selectively…
A calculator for solving the capacitance, reactance, and admittance of a capacitor.
As was previously mentioned, we need more than just a continuous path…
Solving for x in a given polynomial equation “ax2 + bx + c…
In this hands-on electronics experiment, you will learn about electromagnetic induction using an electromagnet and a permanent magnet.
Solve this equation for the value of x: x + 5 = 8 How many exact…
In this hands-on electronics experiment, you will build a battery-operated circuit with a light and learn about open and short circuit failures.
What is a Synchronous Counter? A synchronous counter, in contrast to…
A meter is any device built to accurately detect and display an…
Notice something important here: taking the derivative of f(x)…
As was previously mentioned, we need more than just a continuous path…
By now you should be well aware of the correlation between electrical…
Contributors to this chapter are listed in chronological order of…
If two coils of wire are brought into close proximity with each other…
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.
Contributors to this chapter are listed in chronological order of…
Example Derivatives of e Proportionality Constant When we say that a…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Over the course of learning about electricity, you will want to…
What is Kirchhoff’s Voltage Law (KVL)? The principle known as…
If you’ve ever witnessed a lightning storm, you’ve seen…
The principle of non-sinusoidal, repeating waveforms being equivalent…
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.
Suppose we wanted to build a device that could add two binary bits…
The jobs of electronics engineers and technicians frequently entail…
Don’t just sit there! Build something!! Learning to mathematically…
