The Maximum Power Transfer Theorem is not so much a means of analysis…
Textbook
This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.
Tools
Impedance Matching Because transformers can step voltage and current…
Textbook
A modern alternative to sending (binary) digital information via…
Textbook
One of the more fascinating applications of electricity is in the…
Textbook
Whenever there is a mismatch of impedance between transmission line…
Textbook
A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
Tools
This tool calculates the cutoff frequency of a circular waveguide
Tools
The wires between the tank and the monitoring location is called…
Textbook
A tool designed to calculate the guided wavelength inside a microstrip.
Tools
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
Tools
Introduction Whenever an electric voltage exists between two separated…
Textbook
Standing waves at the resonant frequency points of an open- or…
Textbook
The Maximum Power Transfer Theorem is not so much a means of analysis…
Textbook
With BogusBus, our signals were very simple and straightforward: each…
Textbook
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
Tools
Quantum physics describes the states of electrons in an atom according…
Textbook
Centuries ago, it was discovered that certain types of mineral rock…
Textbook
This calculator determines the wavelength of a signal given the frequency and dielectric constant.
Tools
A calculator for solving the capacitance, reactance, and admittance of a capacitor.
Tools
The Parallel Wires of Infinite Length Suppose, though, that we had a…
Textbook
Varicap or varactor diodes A variable capacitance diode is known as a…
Textbook
A principal consideration for industrial control networks, where the…
Textbook
Aside from the issues of the physical network (signal types and…
Textbook
In DC and low-frequency AC circuits, the characteristic impedance of…
Textbook
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
Tools
In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.
Textbook
So far, the filter designs we’ve concentrated on have employed…
Textbook
Up to this point we have considered logic reduction problems where…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Antennas
Fundamentally, an amplifier is a device that takes in a low-power…
Worksheets - Antennas
The use of variable voltage for instrumentation signals seems a rather…
Textbook
As was stated earlier, most meter movements are sensitive devices.…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Antennas
Specific resistance at 20o C: Material Element/Alloy ohm-cmil/ft…
Textbook
Contributors to this chapter are listed in chronological order of…
Textbook
This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).
Tools
A capacitor is a passive two-terminal electronic component that…
Textbook
In the last section, we learned what would happen in simple…
Textbook
An often neglected area of study in modern electronics is that of…
Textbook
What hazards might be posed by a circuit with excessive current going…
Worksheets - Antennas
Passive Devices Components incapable of controlling current by means…
Textbook
The singular reason for learning and using the binary numeration…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Antennas
Electromechanical watt-hour meters use an aluminum disk that is spun…
Worksheets - Antennas
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Antennas
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