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Textbook

If some percentage of an amplifier’s output signal is connected…

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Basic Ammeter Use

Worksheets - RISC-V

Show how this ammeter would be connected to the light bulb circuit to…

Snell’s Law Calculator

Tools

Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

Phase-locked Loops

Textbook

Valence and Crystal Structure

Textbook

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

Sources of Electricity

Worksheets - RISC-V

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

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

Electron Versus Conventional Flow

Worksheets - RISC-V

In this electrical circuit, trace the direction of current through the…

Vol V. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Integrated Circuits

Textbook

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

Junction Diodes

Textbook

There was some historic crude, but usable were some historic crude,…

Simultaneous Equations for Circuit Analysis

Worksheets - RISC-V

Solve this equation for the value of x: x + 5 = 8 How many exact…

DC Lab - Potentiometer Voltage Divider

Textbook

In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.

Factorials

Textbook

Definition of a Factorial Denoted by the symbol “!” after…

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

Depletion-type IGFETs

Textbook

Insulated gate field-effect transistors are unipolar devices just like…

Edge Coupled Stripline Impedance Calculator

Tools

A calculator for computing the impedance of an edge coupled stripline.

Programmable Logic Controllers

Worksheets - RISC-V

The Programmable Logic Controller, or PLC, was invented in the late…

An Electric Pendulum

Textbook

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

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Absolute dB scales

Textbook

Decibel as Absolute Unit of Power It is also possible to use the…

Elementary Amplifier Theory

Worksheets - RISC-V

Fundamentally, an amplifier is a device that takes in a low-power…

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

“Ladder” Diagrams

Textbook

Ladder diagrams are specialized schematics commonly used to document…

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

Textbook

A voltage multiplier is a specialized rectifier circuit producing…

Digital Lab - 10-bit Flashing LED Sequencer

Textbook

In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Textbook

What are Simultaneous Equations and Systems of Equations? The terms…

Resistor Color Codes

Textbook

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

Resistivity Calculator

Tools

This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.

Digital Logic Functions

Textbook

We can construct a simple logic functions for our hypothetical lamp…

Sources of Electricity

Worksheets - RISC-V

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

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Building a Differential Amplifier

Textbook

Differential Op-Amp Circuits An op-amp with no feedback is already a…

Asynchronous Counters

Textbook

In the previous section, we saw a circuit using one J-K flip-flop that…

Encoders and Decoders

Worksheets - RISC-V

What does it mean, in general terms, to encode something? Conversely,…

Algebraic Substitution for Electric Circuits

Worksheets - RISC-V

There are two basic Ohm’s Law equations: one relating voltage,…

Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

The Common-collector Amplifier

Textbook

Our next transistor configuration to study is a bit simpler for gain…