In this live RCL taillight demonstration at CES in Las Vegas, you can see the capabilities of…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
This tool is designed to calculate the power at the receiver using link budget analysis.
What voltage will you choose to use for each of the station batteries?
This calculator computes the power received by an antenna using Friis formula
Don’t just sit there! Build something!! Learning to analyze digital…
This tool is designed to calculate the maximum distance (range) that a radar can detect
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
The Q, or quality, factor of a resonant circuit is a measure of the…
In very simple, qualitative terms, rate the impedance of capacitors…
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Early in my explorations of electricity, I came across a length of…
Radio waves are comprised of oscillating electric and magnetic fields,…
The first and most straightforward network analysis technique is…
Input impedance varies considerably with the circuit configuration…
What is Rectification? Now we come to the most popular application of…
In the previous section, we explored what would happen in simple…
Contributors to this chapter are listed in chronological order of…
The earliest forms of digital data storage involving moving parts was…
Suppose you were installing a high-power stereo system in your car,…
When connecting batteries together to form larger “banks”…
On this page, we’ll outline the three principles you should…
Counting practice: count from zero to thirty-one in binary, octal, and…
With the notable exception of calculations for power (P), all AC…
Notice something important here: taking the derivative of f(x) may…
To overcome the challenge of creating necessary DC bias voltage for an…
What is the difference between DC and AC electricity? Identify some…
It should be common-sense knowledge that liquids flow through…
This calculator helps you compute the inductance of a broadside coupled trace.
Let’s count from zero to twenty using four different kinds of…
Normally, the rotor windings of a wound rotor induction motor are…
While mention of operational amplifiers typically provokes visions of…
Definition of a radical When people talk of a “square root,”…
Varicap or varactor diodes A variable capacitance diode is known as a…
What is Norton’s Theorem? Norton’s Theorem states that it…
See Figure below. Periodic table of chemical elements.
Remember that this tutorial is not exhaustive by any means, and that…
It is fairly important to use large value resistors (10 MΩ works…
Before we begin to explore the effects of resistors, inductors, and…
Given two lengths of metal wire, which one will have the least…
A calculator for computing the impedance of an edge coupled stripline.
When someone mentions the word “computer,” a digital…
So far, we’ve studied both S-R and D latch circuits with enable…
It has been found that any repeating, non-sinusoidal waveform can be…
It is sometimes desirable to have circuits capable of selectively…
Wire-by-Number project: simple voltage divider Description: Build a…
An electric current through a conductor will produce a magnetic field…
Identify each of these logic gates by name, and complete their…
Electromechanical watt-hour meters use an aluminum disk that is spun…
A switch can be constructed with any mechanism bringing two conductors…
