Categories

Basic Troubleshooting Strategies

Worksheets - Connectors

A chandelier has five light bulbs in it, and one of them is not…

Switch Contact Design

Textbook

A switch can be constructed with any mechanism bringing two conductors…

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

Rules for Derivatives

Textbook

Constant rule Rule of sums Rule of differences Product rule Quotient…

Electromechanical Relay Logic

Worksheets - Connectors

In ladder logic symbolism, an electromechanical relay coil is shown as…

Wire Self Inductance Calculator

Tools

This calculator will help compute the inductance of a length of wire.

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Textbook

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

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

Setting Up a Home Lab

Textbook

In order to build the circuits described in this volume, you will need…

Copper Wire Gauge Table

Textbook

Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…

Circuit Wiring

Textbook

So far, we’ve been analyzing single-battery, single-resistor…

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

Electromagnetic Induction

Textbook

While Oersted’s surprising discovery of electromagnetism paved…

Common Antiderivatives

Textbook

 

Antiderivatives of Power Functions of e

Textbook

  Note: this is a very unique and useful property of e. As in…

Contact “Bounce”

Textbook

When a switch is actuated and contacts touch one another under the…

Three-phase Y and Delta Configurations

Textbook

Three-phase Wye(Y) Connection Initially, we explored the idea of…

Characteristic Impedance

Textbook

The Parallel Wires of Infinite Length Suppose, though, that we had a…

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital…

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

Voltage and Current

Textbook

As was previously mentioned, we need more than just a continuous path…

Safe Circuit Design

Textbook

As we saw earlier, a power system with no secure connection to earth…

True, Reactive, and Apparent Power

Textbook

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

Vectors and AC Waveforms

Textbook

OK, so how exactly can we represent AC quantities of voltage or…

Boolean Relationships on Venn Diagrams

Textbook

The fourth example has A partially overlapping B. Though, we will…

Specific Resistance of Conductors

Worksheets - Connectors

Given two lengths of metal wire, which one will have the least…

DC Circuit Equations and Laws

Textbook

Power Equation of Ohm’s Law and Joule’s Law    …

Open-Loop OpAmp Circuits

Worksheets - Connectors

Determine what the magnitude and polarity of the voltmeter’s…

A Very Simple Computer

Textbook

PARTS AND MATERIALS Three batteries, each one with a different voltage…

Rheostat Range Limiting

Textbook

PARTS AND MATERIALS Several 10 kΩ resistors One 10 kΩ…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

Inductor-Capacitor “tank” Circuit

Textbook

PARTS AND MATERIALS Oscilloscope Assortment of non-polarized…

CMOS 555 Long Duration Blue LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Variable Inductor

Textbook

PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

AC Network Analysis

Worksheets - Connectors

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

Why digital?

Textbook

Although many textbooks provide good introductions to digital memory…

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Numeration Systems

Worksheets - Connectors

Digital computers communicate with external devices through ports:…

Asynchronous Counters

Textbook

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

T-Pad Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.

Trace Resistance Calculator

Tools

This calculator determines the resistance of a microstrip trace

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Conventional Transistor Overview and Special Transistors

Worksheets - Connectors

A microcontroller is a specialized type of digital computer used to…

SPICE Quirks

Textbook

“Garbage in, garbage out.” —Anonymous SPICE is a…

Current Divider Circuits

Worksheets - Connectors

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

Potato Battery

Textbook

PARTS AND MATERIALS One large potato One lemon (optional) Strip of…

Design Project: Sensitive Audio Detector

Worksheets - Connectors

The choice of step-down transformers to use in a project such as this…

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Three-phase Transformer Circuits

Textbook

Since three-phase is used so often for power distribution systems, it…

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

Magnetic Fields and Inductance

Textbook

Whenever electrons flow through a conductor, a magnetic field will…

Atomic Structure

Worksheets - Connectors

Shown here is a simplified representation of an atom: the smallest…

Vol V. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Capacitive Reactance

Worksheets - Connectors

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

Band Theory of Solids

Textbook

Quantum physics describes the states of electrons in an atom according…

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.