Categories

Programmable Logic Controllers (PLC)

Textbook

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Kirchhoff’s Laws

Worksheets - PLCs

Many electronic circuits use what is called a split or a dual power…

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Networks and Busses

Textbook

The wires between the tank and the monitoring location is  called…

Bipolar Junction Transistors as Switches

Worksheets - PLCs

Solid-state switching circuits usually keep their constituent…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Step-up, Step-down, and Isolation Transformers

Worksheets - PLCs

Calculate the voltage output by the secondary winding of a transformer…

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Network Topology

Textbook

Point-to-Point Connecting two digital devices with a network, would…

Programmable Logic Controllers (PLC)

Textbook

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

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Phase-locked Loops

Textbook

Kelvin (4-wire) Resistance Measurement

Textbook

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

Basic AC-DC Power Supplies

Worksheets - PLCs

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

Three-phase Transformer Circuits

Textbook

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

Capacitance, Reactance, and Admittance Calculator

Tools

A calculator for solving the capacitance, reactance, and admittance of a capacitor.

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Peak Detector

Textbook

A peak detector is a series connection of a diode and a…

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

Multimeters

Textbook

Seeing as how a common meter movement can be made to function as a…

IGFET Quirks

Textbook

Static Electricity

Textbook

It was discovered centuries ago that certain types of materials would…

Fail-safe Design

Textbook

Logic circuits, whether comprised of electromechanical relays or…

Meter Check of a Transistor (BJT)

Textbook

Bipolar transistors are constructed of a three-layer semiconductor…

Voltage, Current, and Resistance

Worksheets - PLCs

Voltage is commonly defined as “electrical pressure.” The unit of…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Design Project: Audio Media-Based Signal Generator

Worksheets - PLCs

Identify some different ways you can create the sine-wave audio tracks…

Amplifiers

Textbook

Practical Benefit of Active Devices The practical benefit of active…

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Conversion From Decimal Numeration

Textbook

Because octal and hexadecimal numeration systems have bases that are…