What does the acronym RF stand form, in reference to radio-related…
Worksheets - Software-Defined Radio
Research the FCC (Federal Communication Commission) guidelines on…
Worksheets - Software-Defined Radio
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Textbook
Impedance Matching Because transformers can step voltage and current…
Textbook
An ideal transistor would show 0% distortion in amplifying a signal.…
Textbook
A modern method of electrical power control involves inserting a…
Worksheets - Software-Defined Radio
The Maximum Power Transfer Theorem is not so much a means of analysis…
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In very simple, qualitative terms, rate the impedance of capacitors…
Worksheets - Software-Defined Radio
The Skin Depth of Copper in Electrical Engineering As previously…
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What is a harmonic frequency? If an oscillator circuit outputs a…
Worksheets - Software-Defined Radio
One of the more fascinating applications of electricity is in the…
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This is a schematic for a simple VCO: The oscillator is of the RC…
Worksheets - Software-Defined Radio
Varicap or varactor diodes A variable capacitance diode is known as a…
Textbook
A helpful tool for calculating the impedance of a coaxial cable.
Tools
Just as devices have been made to measure certain physical quantities…
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Normally, the rotor windings of a wound rotor induction motor are…
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Standing waves at the resonant frequency points of an open- or…
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Has the system ever worked before? If yes, has anything happened to…
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Centuries ago, it was discovered that certain types of mineral rock…
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What shape of voltage waveform would you expect to measure (using an…
Worksheets - Software-Defined Radio
The Maximum Power Transfer Theorem is not so much a means of analysis…
Textbook
A transmission line of infinite length is an interesting abstraction,…
Textbook
In the design of large and complex digital systems, it is often…
Textbook
An ideal transistor would show 0% distortion in amplifying a signal.…
Textbook
Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
By definition, a low-pass filter is a circuit offering easy passage to…
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It has been found that any repeating, non-sinusoidal waveform can be…
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Computerized Fourier analysis, particularly in the form of the FFT…
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Buses and networks are designed to allow communication to occur…
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In very simple, qualitative terms, rate the impedance of capacitors…
Worksheets - Software-Defined Radio
The Bel is Used to Represent Gain In its simplest form, an…
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This calculator determines the wavelength of a signal given the frequency and dielectric constant.
Tools
The Parallel Wires of Infinite Length Suppose, though, that we had a…
Textbook
Solid Copper Wire Table Size Diameter (inches) Cross-sectional area…
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<p> Contributors to this chapter are listed in chronological…
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A bistable multivibrator has two stable states, as indicated by the…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Software-Defined Radio
Input impedance varies considerably with the circuit configuration…
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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.
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In addition to performing tasks of amplification and switching, tubes…
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If the burden of two systems of measurement for common quantities…
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This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
Tools
The interlock contacts installed in the previous section’s motor…
Textbook
In instrumentation circuitry, DC signals are often used as analog…
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Cathode: This is the electrode that is heated and emits the…
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Don’t just sit there! Build something!! Learning to analyze digital…
Worksheets - Software-Defined Radio
Contributors to this chapter are listed in chronological order of…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Software-Defined Radio
We have the symbols for depletion mode and enhancement mode MOSFETs -…
Textbook
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
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Solving for x in a given polynomial equation “ax2 + bx + c…
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In this hands-on electronics experiment, you will examine the heat generated by resistors and maybe even make one smoke! Also, learn to calculate power dissipation using Joule's law and resistor power ratings.
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In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.
Textbook
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