This is a schematic for a simple VCO: The oscillator is of the RC…
Varicap or varactor diodes A variable capacitance diode is known as a…
Just as devices have been made to measure certain physical quantities…
Aside from the issues of the physical network (signal types and…
What does the acronym RF stand form, in reference to radio-related…
What is Attenuators? Attenuators are passive devices. It is…
What shape of voltage waveform would you expect to measure (using an…
A modern method of electrical power control involves inserting a…
Impedance Matching Because transformers can step voltage and current…
A waveguide is a special form of transmission line consisting of a…
This calculator computes the power received by an antenna using Friis formula
Whenever there is a mismatch of impedance between transmission line…
Pulse Width Modulation (PWM) uses digital signals to control power…
Don’t just sit there! Build something!! Learning to analyze digital…
What is a harmonic frequency? If an oscillator circuit outputs a…
The wires between the tank and the monitoring location is called…
In very simple, qualitative terms, rate the impedance of capacitors…
One of the more fascinating applications of electricity is in the…
Normally, the rotor windings of a wound rotor induction motor are…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
Normally, the rotor windings of a wound rotor induction motor are…
In the design of large and complex digital systems, it is often…
In very simple, qualitative terms, rate the impedance of capacitors…
Introduction Whenever an electric voltage exists between two separated…
The Bel is Used to Represent Gain In its simplest form, an…
In our study of AC circuits thus far, we’ve explored circuits…
At the start of this book, we discussed static electricity and how it…
What is Attenuators? Attenuators are passive devices. It is…
It is sometimes said regarding electrical safety that, Ït’s not the…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.
As strange as it may seem, any repeating, non-sinusoidal waveform is…
What is a harmonic frequency? If an oscillator circuit outputs a…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
A high-pass filter’s task is just the opposite of a low-pass…
Varicap or varactor diodes A variable capacitance diode is known as a…
In the last section, we saw how the 3rd harmonic and all of its…
Before we begin to explore the effects of resistors, inductors, and…
One of the more fascinating applications of electricity is in the…
With BogusBus, our signals were very simple and straightforward: each…
PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…
A popular use of diodes is for the mitigation of inductive…
Mercury Standard Cell Back in the early days of electrical measurement…
PARTS AND MATERIALS Two 6-volt batteries Two NPN…
The singular reason for learning and using the binary numeration…
The nonlinearity of material permeability may be graphed for better…
In simple AC power systems, one of the two conductors is typically…
Define the following terms: energy, work, and power.
If a sinusoidal voltage is applied to an impedance with a phase angle…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator helps determine the maximum temperature a device can withstand
A practical application of switch and relay logic is in control…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
Don’t just sit there! Build something!! Learning to mathematically…
Devoting a whole chapter in a modern electronics text to the design…
Decibel as Absolute Unit of Power It is also possible to use the…
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With this lesson, I hope to avoid a common mistake found in…
As an electric current is passed through a coil of wire, it creates a…
This calculator helps you compute for the inductance of an edge coupled trace.
