In the design of large and complex digital systems, it is often…
Don’t just sit there! Build something!! Learning to analyze digital…
This is a schematic for a simple VCO: The oscillator is of the RC…
Impedance Matching Because transformers can step voltage and current…
With BogusBus, our signals were very simple and straightforward: each…
What is a harmonic frequency? If an oscillator circuit outputs a…
A modern method of electrical power control involves inserting a…
The wires between the tank and the monitoring location is called…
An ideal transistor would show 0% distortion in amplifying a signal.…
A principal consideration for industrial control networks, where the…
Just as devices have been made to measure certain physical quantities…
A modern alternative to sending (binary) digital information via…
In very simple, qualitative terms, rate the impedance of capacitors…
Research the FCC (Federal Communication Commission) guidelines on…
Pulse Width Modulation (PWM) uses digital signals to control power…
This tool is designed to calculate the maximum distance (range) that a radar can detect
Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
A peak detector is a series connection of a diode and a…
A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.
Quantum physics describes the states of electrons in an atom according…
Aside from the issues of the physical network (signal types and…
This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor
When an electric current is passed through a coil of wire, what…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
In the design of large and complex digital systems, it is often…
The Voltage Gain Because amplifiers have the ability to increase the…
Define what noise means, in the electrical sense of the word. How does…
Up to now, every circuit that was presented was a combinatorial…
One of the more fascinating applications of electricity is in the…
Before we begin to explore the effects of resistors, inductors, and…
By definition, a low-pass filter is a circuit offering easy passage to…
Point-to-Point Connecting two digital devices with a network, would…
The basic application of Ohm’s law to combinations of series and…
Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Don’t just sit there! Build something!! Learning to mathematically…
If we take three equal resistors and connect one end of each to a…
Computerized Fourier analysis, particularly in the form of the FFT…
Let’s begin with a semiconductor gate circuit in need of…
What would happen to this meter movement, if connected directly to a…
A popular use of diodes is for the mitigation of inductive…
In very simple, qualitative terms, rate the impedance of capacitors…
A peak detector is a series connection of a diode and 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.
OK, so how exactly can we represent AC quantities of voltage or…
When someone mentions the word “computer,” a digital…
This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.
Don’t just sit there! Build something!! Learning to mathematically…
Since three-phase is used so often for power distribution systems, it…
Often in the course of designing and building electrical meter…
Voltage is commonly defined as “electrical pressure.” The unit of…
What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…
Seebeck Effect An interesting phenomenon applied in the field of…
Don’t just sit there! Build something!! Learning to analyze digital…
The SPICE (Simulation Program, Integrated Circuit Emphesis)…
