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Inductance

Inductance

∫f(x) dx Calculus alert! One of the fundamental principles of…


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An Electric Pendulum

An Electric Pendulum

Capacitors store energy in the form of an electric field, and…


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Calculating Power Factor

Calculating Power Factor

As was mentioned before, the angle of this “power…


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Inverting Op-Amp Resistor Calculator

Inverting Op-Amp Resistor Calculator

This calculator determines the bias and feedback of resistors for an inverting op-amp.


Tools

Fundamentals of Radio Communication

Fundamentals of Radio Communication

What does the acronym RF stand form, in reference to radio-related…


Worksheets - Passives

True, Reactive, and Apparent Power

True, Reactive, and Apparent Power

Reactive Power We know that reactive loads such as inductors and…


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Coil Inductance Calculator

Coil Inductance Calculator

This calculator computes the inductance of a wire coil.


Tools

Series-Parallel DC Circuits

Series-Parallel DC Circuits

Don’t just sit there! Build something!! Learning to mathematically…


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L-Match Impedance Matching Circuits

L-Match Impedance Matching Circuits

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit


Tools

High-pass Filters

High-pass Filters

A high-pass filter’s task is just the opposite of a low-pass…


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Kelvin (4-wire) Resistance Measurement

Kelvin (4-wire) Resistance Measurement

Suppose we wished to measure the resistance of some component located…


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Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


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Power Conversion Circuits

Power Conversion Circuits

Don’t just sit there! Build something!! Learning to mathematically…


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Capacitors and Calculus

Capacitors and Calculus

Capacitors do not have a stable “resistance” as conductors…


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Signal Modulation

Signal Modulation

A modern method of electrical power control involves inserting a…


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Resistance

Resistance

The circuit in the previous section is not a very practical one. In…


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Calculus for Electric Circuits

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


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Resistor Color Codes

Resistor Color Codes

Try out our Resistor Color Code Calculator in our Tools section.…


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Insulator Breakdown Voltage

Insulator Breakdown Voltage

The atoms in insulating materials have very tightly-bound electrons,…


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Series R, L, and C

Series R, L, and C

Let’s take the following example circuit and analyze it:  …


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Conductor Size

Conductor Size

It should be common-sense knowledge that liquids flow through…


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Integrated Circuits

Integrated Circuits

  A Logic Gate is assigned as an elementary building block of…


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Mixed-Frequency Signals

Mixed-Frequency Signals

What is a harmonic frequency? If an oscillator circuit outputs a…


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Shift Registers

Shift Registers

Don’t just sit there! Build something!! Learning to analyze digital…


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Time Constant Equations

Time Constant Equations

Value of time constant in series RC and RL circuits   Time…


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Junction field-effect transistors (JFET)

Junction field-effect transistors (JFET)

Don’t just sit there! Build something!! Learning to mathematically…


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TTL NOR and OR gates

TTL NOR and OR gates

TTL Circuit Analysis Let’s examine the following TTL circuit and…


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Capacitance Calculator

Capacitance Calculator

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.


Tools

Introduction to Electron Tubes

Introduction to Electron Tubes

An often neglected area of study in modern electronics is that of…


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Si Lab - Full-wave Bridge Rectifier With Output Filtering

Si Lab - Full-wave Bridge Rectifier With Output Filtering

In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.


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AC Generator Theory

AC Generator Theory

If an electric current is passed through this wire, which direction…


Worksheets - Passives

High-Reliability Circuits

High-Reliability Circuits

Don’t just sit there! Build something!! Learning to analyze relay…


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Power Sources

Power Sources

There are many different types of power sources, and here some of the…


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Tracking ADC

Tracking ADC

A third variation on the counter-DAC-based converter theme is, in my…


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Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

Perhaps the most ingenious technique was that of the delay line. A…


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Multiple-input Gates

Multiple-input Gates

The Use of Logic Gate Inverters and buffers exhaust the possibilities…


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Contributors (5)

Contributors (5)

Contributors to this chapter are listed in chronological order of…


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BJT Quirks

BJT Quirks

An ideal transistor would show 0% distortion in amplifying a signal.…


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Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


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Sources of Electricity

Sources of Electricity

What is the difference between DC and AC electricity? Identify some…


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“Ladder” Diagrams

“Ladder” Diagrams

Ladder diagrams are specialized schematics commonly used to document…


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Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

Before the advent of solid-state logic circuits, logical control…


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Complex Circuits

Complex Circuits

What do we do if we come across a circuit more complex than the simple…


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Hyperbolic Functions

Hyperbolic Functions

Note: all angles (x) must be expressed in units of radians for these…


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Digital Display Circuits

Digital Display Circuits

What is the purpose of a seven-segment decoder circuit? What is a…


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Resistor Color Codes

Resistor Color Codes

Try out our Resistor Color Code Calculator in our Tools section.…


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The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

If we take the equivalent circuit of an SCR and add another external…


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AC Capacitor Circuits

AC Capacitor Circuits

Capacitors Vs. Resistors Capacitors do not behave the same as…


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Valence and Crystal Structure

Valence and Crystal Structure

Valence: The electrons in the outermost shell, or valence shell, are…


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Algebraic Equation Manipulation for Electric Circuits

Algebraic Equation Manipulation for Electric Circuits

The electrical resistance of a conductor at any temperature may be…


Worksheets - Passives

Power Added Efficiency Calculator

Power Added Efficiency Calculator

A calculator designed to compute the power-added efficiency (PAE) of an amplifier


Tools

Stripline Trace Width Calculator

Stripline Trace Width Calculator

A calculator designed to calculate the trace width of a stripline based on the maximum current rating


Tools

Radar Maximum Range Calculator

Radar Maximum Range Calculator

This tool is designed to calculate the maximum distance (range) that a radar can detect


Tools

The S-R Latch

The S-R Latch

A bistable multivibrator has two stable states, as indicated by the…


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Memory Devices

Memory Devices

Don’t just sit there! Build something!! Learning to analyze digital…


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Complex Vector Addition

Complex Vector Addition

If vectors with uncommon angles are added, their magnitudes (lengths)…


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Microprocessors

Microprocessors

Early computer science pioneers such as Alan Turing and John Von…


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Introduction to AC Motors

Introduction to AC Motors

After the introduction of the DC electrical distribution system by…


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AC Lab - Noise Cancellation

AC Lab - Noise Cancellation

In this hands-on AC electronics experiment, you will use an AC voltage source connected to speakers to learn about sound waves and the foundational principle used in noise cancelling headphones.


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Connectors

Connectors

An electrical connector, is an electro-mechanical device used to join…


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