This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
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This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
Tools
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.
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The Q, or quality, factor of a resonant circuit is a measure of the…
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
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Tools
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.
Tools
Early in my explorations of electricity, I came across a length of…
Textbook
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
Tools
What voltage will you choose to use for each of the station batteries?
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Don’t just sit there! Build something!! Learning to analyze digital…
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In very simple, qualitative terms, rate the impedance of capacitors…
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This tool is designed to calculate the maximum distance (range) that a radar can detect
Tools
To enter numbers in scientific notation into a hand calculator, there…
Textbook
This tool is designed to compute for the trace width of a microstrip
Tools
Centuries ago, it was discovered that certain types of mineral rock…
Textbook
So far, the phenomenon of resonance appears to be a useless curiosity,…
Textbook
In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.
Textbook
Textbook
When capacitors are connected in series, the total capacitance is…
Textbook
Define the following terms: energy, work, and power.
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JFETs, like bipolar transistors, are able to “throttle”…
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
By now you should be well aware of the correlation between electrical…
Textbook
In this hands-on electronics experiment, build and test a 2-input digital NAND gate with LED indicators and learn to read pinout diagrams, power a digital IC, connect unused inputs and outputs, and use pulldown resistors.
Textbook
A very important measurement in many liquid chemical processes…
Textbook
In the common-emitter section of this chapter, we saw a SPICE analysis…
Textbook
Our exploration of thyristors begins with a device called the…
Textbook
A common topology for DC-AC power converter circuits uses a pair of…
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Though mechanical ohmmeter (resistance meter) designs are rarely used…
Textbook
There was some historic crude, but usable semiconductor…
Textbook
The following circuits are pre-tested netlists for SPICE 2g6, complete…
Textbook
Whenever there is a mismatch of impedance between transmission line…
Textbook
Notice something important here: taking the derivative of f(x)…
Textbook
We can construct a simple logic functions for our hypothetical lamp…
Textbook
TTL Circuit Analysis Let’s examine the following TTL circuit and…
Textbook
In instrumentation circuitry, DC signals are often used as analog…
Textbook
If a sinusoidal voltage is applied to an impedance with a phase angle…
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Define the following terms: energy, work, and power.
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Define what noise means, in the electrical sense of the word. How does…
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This calculator helps you compute the inductance of a rectangle loop.
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In this circuit, three resistors receive the same amount of voltage…
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A peak detector is a series connection of a diode and a…
Textbook
Three-Phase Alternator Let’s take the three-phase alternator…
Textbook
In very simple, qualitative terms, rate the impedance of capacitors…
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With simple gate and combinational logic circuits, there is a definite…
Textbook
The node voltage method of DC network analysis solves for unknown…
Textbook
The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.
Tools
Pure semiconductors are relatively good insulators as compared with…
Textbook
Voltage is commonly defined as “electrical pressure.” The unit of…
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With this lesson, I hope to avoid a common mistake found in…
Textbook
RELATED WORKSHEETS: Calculus for Electric Circuits…
Textbook
In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.
Textbook
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