In this live RCL taillight demonstration at CES in Las Vegas, you can see the capabilities of…
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
Early in my explorations of electricity, I came across a length of…
What voltage will you choose to use for each of the station batteries?
The Q, or quality, factor of a resonant circuit is a measure of the…
Don’t just sit there! Build something!! Learning to analyze digital…
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
This calculator computes the power received by an antenna using Friis formula
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.
In very simple, qualitative terms, rate the impedance of capacitors…
This tool is designed to calculate the maximum distance (range) that a radar can detect
Since Thevenin’s and Norton’s Theorems are two equally…
Has the system ever worked before? If yes, has anything happened to…
Normally, the ampacity rating of a conductor is a circuit design…
Don’t just sit there! Build something!! Learning to mathematically…
Many different equations used in the analysis of electric circuits may…
Complex numbers are useful for AC circuit analysis because they…
A diode is an electronics component made from a combination of a…
Don’t just sit there! Build something!! Learning to mathematically…
Perhaps the most ingenious technique was that of the delay line. A…
Inductive Reactance Capacitive Reactance …
Input impedance varies considerably with the circuit configuration…
SCRs are unidirectional (one-way) current devices, making them useful…
Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…
The Q factor of a series inductive circuit is given by the following…
Wiring Color Codes Infographic. Released under the Creative Commons…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Parts and Materials Operational amplifier, model 1458 or 353…
Determine the output voltage polarity of this op-amp (with reference…
Analog circuits are circuits dealing with signals free to vary from…
Sometimes it is necessary to determine the length of time that a…
Don’t just sit there! Build something!! Learning to mathematically…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
In mathematics, an identity is a statement true for all possible…
This calculator determines the bias and feedback of resistors for an inverting op-amp.
PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…
Write an equation describing the precise mathematical relationship…
RELATED WORKSHEETS: Calculus for Electric Circuits…
Don’t just sit there! Build something!! Learning to mathematically…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
Contributors to this chapter are listed in chronological order of…
What are Simultaneous Equations and Systems of Equations? The terms…
The normal data inputs to a flip flop (D, S and R, or J and K) are…
PARTS AND MATERIALS Two single-turn, linear-taper potentiometers, 5…
The Bel is Used to Represent Gain In its simplest form, an…
Typically, complex circuits are not arranged in nice, neat, clean…
Safety is very important when designing and/or building a device…
As we saw in a few SPICE analyses earlier in this chapter, the output…
In this circuit, three resistors receive the same amount of current (4…
Pure semiconductors are relatively good insulators as compared with…
