Impedance Matching Because transformers can step voltage and current…
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.
Don’t just sit there! Build something!! Learning to mathematically…
If a pulse-width modulated (PWM) signal is sent to a passive…
In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.
Identify each of these logic gates by name, and complete their…
A special type of relay is one that monitors the current, voltage,…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to analyze digital…
Pulse Width Modulation (PWM) uses digital signals to control power…
If a sinusoidal voltage is applied to an impedance with a phase angle…
In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.
It used to be with large AC power systems that “power…
Don’t just sit there! Build something!! Learning to analyze digital…
Generally speaking, how many “time constants” worth of time does…
Shown here is the schematic symbol for a resistor: What is the purpose…
Radio waves are comprised of oscillating electric and magnetic fields,…
What will this voltmeter register when connected to a battery as shown…
Explain the principle of operation for the particular integrated…
Single Phase Synchronous Motors Single-phase synchronous motors are…
If the output of a shift register is fed back to the input. a ring…
Varicap or varactor diodes A variable capacitance diode is known as a…
A common class of operation used in radio-frequency (RF) amplifier…
Since three-phase is used so often for power distribution systems, it…
Explain the principle of operation for the particular integrated…
When plotted on a curve tracer, the characteristic curve for a normal…
This page provides a step-by-step introduction to using the mesh…
Given two lengths of metal wire, which one will have the least…
Protective relays are special power-sensing devices whose job it is to…
The Insulated-Gate Field-Effect Transistor (IGFET), also known as…
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.
AC Motors Perhaps the most important benefit of polyphase AC power…
Wiring Color Codes Infographic. Released under the Creative Commons…
What, exactly, is an arbitrary waveform generator, and for what…
There are many different types of power sources, and here some of the…
Let’s connect three AC voltage sources in series and use complex…
A calculator for computing the gain and output voltage of an operational amplifier
It is sometimes desirable to have circuits capable of selectively…
Whenever there is a mismatch of impedance between transmission line…
In many circuit applications, we encounter components connected…
A calculator designed to calculate the trace width of a stripline based on the maximum current rating
Because of their insulated gates, IGFETs of all types have extremely…
Another variation on a theme of bistable multivibrators is the J-K…
Bipolar junction transistors (Also known as BJTs) can be used as an…
Using the same value components in our series example circuit, we will…
Let’s take the following example circuit and analyze it: …
Starting with circle A in a rectangular A’ universe in figure…
Because it takes energy to force charge to flow against the opposition…
You might have been wondering how charges can continuously flow in a…
This tool calculates the cutoff frequency of a circular waveguide
Testing a JFET with a multimeter might seem to be a relatively easy…
Capacitors, like all electrical components, have limitations that must…
What does it mean for an object to have an electric charge? Give an…
Current Components in a series circuit share the same current: Itotal…
Shown here is the schematic symbol for a resistor: What is the purpose…
Boolean algebra finds its most practical use in the simplification of…
This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit
Electromechanical relays used to start and stop high-power electric…
