This is a schematic for a simple VCO: The oscillator is of the RC…
What does the acronym RF stand form, in reference to radio-related…
One of the more fascinating applications of electricity is in the…
The wires between the tank and the monitoring location is called…
Pulse Width Modulation (PWM) uses digital signals to control power…
Just as devices have been made to measure certain physical quantities…
Whenever there is a mismatch of impedance between transmission line…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
A modern method of electrical power control involves inserting a…
Aside from the issues of the physical network (signal types and…
With BogusBus, our signals were very simple and straightforward: each…
A waveguide is a special form of transmission line consisting of a…
What is a harmonic frequency? If an oscillator circuit outputs a…
This calculator computes the power received by an antenna using Friis formula
Normally, the rotor windings of a wound rotor induction motor are…
Varicap or varactor diodes A variable capacitance diode is known as a…
What is Attenuators? Attenuators are passive devices. It is…
Impedance Matching Because transformers can step voltage and current…
In very simple, qualitative terms, rate the impedance of capacitors…
What shape of voltage waveform would you expect to measure (using an…
It is sometimes said regarding electrical safety that, Ït’s not the…
In our study of AC circuits thus far, we’ve explored circuits…
This calculator computes the inductance of a microstrip etched on a PCB.
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
So far, the filter designs we’ve concentrated on have employed…
Impedance Matching Because transformers can step voltage and current…
Since three-phase is used so often for power distribution systems, it…
This calculator determines the wavelength of a signal given the frequency and dielectric constant.
The Bel is Used to Represent Gain In its simplest form, an…
At the start of this book, we discussed static electricity and how it…
The Q, or quality, factor of a resonant circuit is a measure of the…
It has been found that any repeating, non-sinusoidal waveform can be…
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
A high-pass filter’s task is just the opposite of a low-pass…
A peak detector is a series connection of a diode and a…
Normally, the rotor windings of a wound rotor induction motor are…
This tool is designed to convert power ratios to decibel
A modern method of electrical power control involves inserting a…
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
Varicap or varactor diodes A variable capacitance diode is known as a…
Metric Prefixes Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z…
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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.
A similar effect happens in series inductive/capacitive circuits. When…
Parallel-in/ serial-out shift registers do everything that the…
Stepper Motor vs Servo Motor A stepper motor is a…
In the simplest terms you can think of, define what an electrical…
Contributors to this chapter are listed in chronological order of…
Contributors to this chapter are listed in chronological order of…
This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Additive Identity a + 0 = a Multiplicative Identity 1a = a…
Solving for x in a given polynomial equation “ax2 + bx + c…
A parallel circuit is often called a current divider for its ability…
Shown here is the schematic symbol for a resistor: What is the purpose…
Real operational amplifiers have some imperfections compared to an…
The “vocabulary” of instructions which any particular…
Definition of a Factorial Denoted by the symbol “!” after…
This calculator will determine the square root, cube root, or nth root of a given number, x.
Typically, complex circuits are not arranged in nice, neat, clean…
When analyzing complex series and parallel circuits, it is easy to…
