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Programmable Logic Controllers

Worksheets - Programmable Logic

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

Insulated Gate Field-Effect Transistors

Worksheets - Programmable Logic

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

Microcontroller Principles

Worksheets - Programmable Logic

Read the following quotation, and then research the term…

Programmable Logic Technology

Worksheets - Programmable Logic

Define the following acronyms as they apply to digital logic circuits:…

Monostable Multivibrators

Textbook

We’ve already seen one example of a monostable multivibrator in use:…

Digital Logic With Feedback

Textbook

With simple gate and combinational logic circuits, there is a definite…

Basic Logic Gate Troubleshooting

Worksheets - Programmable Logic

Counting practice: count from zero to thirty-one in binary, octal, and…

The R/2R DAC (Digital-to-Analog Converter)

Textbook

The R/2R DAC circuit is an alternative to the binary-weighted-input…

The J-K Flip-Flop

Textbook

Another variation on a theme of bistable multivibrators is the J-K…

Simple Combination Lock

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

TTL NOR and OR gates

Textbook

Let’s examine the following TTL circuit and analyze its operation:…

Negative Binary Numbers

Textbook

With addition being easily accomplished, we can perform the operation…

Shift Registers: Serial-in, Parallel-out (SIPO) Conversion

Textbook

A serial-in, parallel-out shift register is similar to the serial-in,…

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…

Series-Parallel Combination AC Circuits

Worksheets - Programmable Logic

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

Flash ADC

Textbook

Also called the parallel A/D converter, this circuit is the simplest…

Digital-to-Analog Conversion

Worksheets - Programmable Logic

If a pulse-width modulated (PWM) signal is sent to a passive…

A Binary Adder

Textbook

Suppose we wanted to build a device that could add two binary bits…

Multiplexers

Textbook

A multiplexer, abbreviated mux, is a device that has multiple inputs…

Digital Ramp ADC

Textbook

Also known as the stairstep-ramp, or simply counter A/D converter,…

Ohmmeter Usage

Textbook

Parts and Materials Multimeter, digital or analog Assorted resistors…

Logic Simplification With Karnaugh Maps

Textbook

The logic simplification examples that we have done so far could have…

Digital Display Circuits

Worksheets - Programmable Logic

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

Fundamentals of Radio Communication

Worksheets - Programmable Logic

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

Capacitors and Calculus

Textbook

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

555 Hysteretic Oscillator

Textbook

Try out our 555 Timer Astable Circuit in our Tools section. PARTS AND…

Latch Circuits

Worksheets - Programmable Logic

What do you think this logic buffer gate will do, with the output…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

Arc Flash and Arc Blast

Worksheets - Programmable Logic

Electromechanical relays used to start and stop high-power electric…

Introduction to SPICE

Textbook

Contributors (7)

Textbook

Contributors to this chapter are listed in chronological order of…

Gate Universality

Textbook

NAND and NOR gates possess a special property: they are universal.…

Karnaugh Mapping

Worksheets - Programmable Logic

Identify each of these logic gates by name, and complete their…

Series R, L, and C

Textbook

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

Resistance Calculator

Tools

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

Basic Ohmmeter Use

Worksheets - Programmable Logic

Explain how an ohmmeter is able to measure the resistance of a…

Introduction to Combinational Logic Functions

Textbook

The term “combinational” comes to us from mathematics. In…

Basic Electricity Worksheet

Worksheets - Programmable Logic

What is the purpose of the switch shown in this schematic diagram?

Metric Prefix Conversions

Textbook

To express a quantity in a different metric prefix from how it was…

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

The NOT Gate

Textbook

The single-transistor inverter circuit illustrated earlier is actually…

Tracking ADC

Textbook

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