What shape of voltage waveform would you expect to measure (using an…
Just as devices have been made to measure certain physical quantities…
What is a harmonic frequency? If an oscillator circuit outputs a…
What is Attenuators? Attenuators are passive devices. It is…
This is a schematic for a simple VCO: The oscillator is of the RC…
This calculator computes the power received by an antenna using Friis formula
The wires between the tank and the monitoring location is called…
One of the more fascinating applications of electricity is in the…
Aside from the issues of the physical network (signal types and…
Don’t just sit there! Build something!! Learning to analyze digital…
Impedance Matching Because transformers can step voltage and current…
Normally, the rotor windings of a wound rotor induction motor are…
In very simple, qualitative terms, rate the impedance of capacitors…
Varicap or varactor diodes A variable capacitance diode is known as a…
A modern method of electrical power control involves inserting a…
A waveguide is a special form of transmission line consisting of a…
What does the acronym RF stand form, in reference to radio-related…
Whenever there is a mismatch of impedance between transmission line…
With BogusBus, our signals were very simple and straightforward: each…
Pulse Width Modulation (PWM) uses digital signals to control power…
The Voltage Gain Because amplifiers have the ability to increase the…
It is sometimes said regarding electrical safety that, Ït’s not the…
There’s a sure way to calculate any of the values in a reactive…
A principal consideration for industrial control networks, where the…
Has the system ever worked before? If yes, has anything happened to…
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
Aside from the issues of the physical network (signal types and…
Whenever there is a mismatch of impedance between transmission line…
How to Create a Band-stop Filter? Also called band-elimination,…
The discovery of the relationship between magnetism and electricity…
Centuries ago, it was discovered that certain types of mineral rock…
Point-to-Point Connecting two digital devices with a network, would…
At the start of this book, we discussed static electricity and how it…
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…
A modern alternative to sending (binary) digital information via…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Instrumentation is a field of study and work centering on measurement…
This tool is designed to calculate the inductance of two parallel wires
While Oersted’s surprising discovery of electromagnetism paved…
Decibel as Absolute Unit of Power It is also possible to use the…
Boolean algebra finds its most practical use in the simplification of…
Suppose we altered our basic open-collector inverter circuit, adding a…
Remember that vectors are mathematical objects just like numbers on a…
Solve this equation for the value of x: x + 5 = 8 How many exact…
It is a common phenomenon for the electrical resistance of a substance…
This calculator helps you compute the inductance of a wire loop.
In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
The electrical resistance of a conductor at any temperature may be…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
This calculator computes for the output pulse width of a 555 timer monostable circuit
Contributors to this chapter are listed in chronological order of…
In addition to forward voltage drop (Vf) and peak inverse voltage…
The 555 integrated circuit is the most popular chip ever manufactured.…
As we saw in a few SPICE analyses earlier in this chapter, the output…
A similar effect happens in series inductive/capacitive circuits. When…
Digital computers communicate with external devices through ports:…
In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
If a pulse-width modulated (PWM) signal is sent to a passive…
During the early development of telephone technology, a unit was…
