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555 Lab - Schmitt Trigger

555 Lab - Schmitt Trigger

In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.


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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…


Worksheets - Digital ICs

Servo Motor Systems

Servo Motor Systems

Explain the operation of this “H-bridge” motor control circuit: At…


Worksheets - Digital ICs

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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Digital Lab - Digital Combination Lock

Digital Lab - Digital Combination Lock

In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.


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Karnaugh Mapping

Karnaugh Mapping

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


Worksheets - Digital ICs

The D Latch

The D Latch

Since the enable input on a gated S-R latch provides a way to latch…


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Computational Circuits

Computational Circuits

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


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Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

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


Worksheets - Digital ICs

Quantum Devices

Quantum Devices

Most integrated circuits are digital, based on MOS (CMOS) transistors.…


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Integrated Circuits

Integrated Circuits

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


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Sum and Product Notation

Sum and Product Notation

For reference, this section introduces the terminology used in some…


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Latch Circuits

Latch Circuits

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


Worksheets - Digital ICs

Read-Only Memory (ROM)

Read-Only Memory (ROM)

Read-only memory (ROM) is similar in design to static or dynamic RAM…


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Binary Count Sequence

Binary Count Sequence

If we examine a four-bit binary count sequence from 0000 to 1111, a…


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Introduction to Digital-Analog Conversion

Introduction to Digital-Analog Conversion

Connecting digital circuitry to sensor devices is simple if the sensor…


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Boolean Rules for Simplification

Boolean Rules for Simplification

Boolean algebra finds its most practical use in the simplification of…


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Negative Binary Numbers

Negative Binary Numbers

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


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The Exclusive-OR Function: The XOR Gate

The Exclusive-OR Function: The XOR Gate

What Is an XOR Gate? One element conspicuously missing from the set of…


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JFET Biasing Techniques

JFET Biasing Techniques

Using an example, learn about the different bias techniques for junction field effect transistors (JFETs) like the constant voltage bias, self-bias configuration, and voltage divider biasing.


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Shift Registers: Serial-in, Serial-out

Shift Registers: Serial-in, Serial-out

Serial-in, serial-out shift registers delay data by one clock time for…


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Design Project: Telegraph System

Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?


Worksheets - Digital ICs

AC Waveforms

AC Waveforms

Radio waves are comprised of oscillating electric and magnetic fields,…


Worksheets - Digital ICs

Shock Current Path

Shock Current Path

As we’ve already learned, electricity requires a complete path…


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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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RF Power Conversion Calculator

RF Power Conversion Calculator

A tool designed to convert RF power from watts to decibels and vice versa


Tools

Design Project: Intercom System

Design Project: Intercom System

Design a passive circuit that will create a "split” ( V/-V) power…


Worksheets - Digital ICs

555 Lab - Monostable Multivibrator (One-shot)

555 Lab - Monostable Multivibrator (One-shot)

In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.


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Binary Subtraction

Binary Subtraction

We can subtract one binary number from another by using the standard…


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Microstrip Trace Width Calculator

Microstrip Trace Width Calculator

This tool is designed to compute for the trace width of a microstrip


Tools

IGFET Quirks

IGFET Quirks


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Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


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Analog Lab - Voltage Comparator

Analog Lab - Voltage Comparator

In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.


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Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


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Temperature Coefficient of Resistance

Temperature Coefficient of Resistance

You might have noticed on the table for specific resistances that all…


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Batteries

Batteries

If I wanted to build a battery-powered electric drill, would it be…


Worksheets - Digital ICs

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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


Worksheets - Digital ICs

Asymmetric Stripline Impedance Calculator

Asymmetric Stripline Impedance Calculator

This calculator helps you compute the characteristic impedance of an asymmetric stripline


Tools

Karnaugh Mapping

Karnaugh Mapping

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


Worksheets - Digital ICs

Transistor Biasing Calculations

Transistor Biasing Calculations

Although transistor switching circuits operate without bias, it is…


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Special-purpose Diodes

Special-purpose Diodes

Schottky diodes Schottky diodes are constructed of a metal-to-N…


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Magnetic Units of Measurement

Magnetic Units of Measurement

In electric circuits, the three basic quantities are voltage (E or V),…


Worksheets - Digital ICs

Resistance, Reactance, and Impedance

Resistance, Reactance, and Impedance

What will happen to the brightness of the light bulb as the iron core…


Worksheets - Digital ICs

Karnaugh Mapping

Karnaugh Mapping

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


Worksheets - Digital ICs

Table (portrait view)

Table (portrait view)

  Periodic table of chemical elements.


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Decibel Measurements

Decibel Measurements

During the early development of telephone technology, a unit was…


Worksheets - Digital ICs

Ohm’s Law (again!)

Ohm’s Law (again!)

A common phrase heard in reference to electrical safety goes something…


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Introduction to Digital Communication

Introduction to Digital Communication

In the design of large and complex digital systems, it is often…


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The “Buffer” Gate

The “Buffer” Gate

If we were to connect two inverter gates together so that the output…


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Sum and Product Notation

Sum and Product Notation

For reference, this section introduces the terminology used in some…


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Simulating JFET Circuits Using LTspice

Simulating JFET Circuits Using LTspice

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.


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Op-Amp Data

Op-Amp Data

Parametric data for all semiconductor op-amp models except the CA3130…


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Sequences

Sequences

Arithmetic Sequences An arithmetic sequence is a series of numbers…


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Meter Check of a Diode

Meter Check of a Diode

The Functionality of Diode Polarity Being able to determine the…


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Ammeter Design

Ammeter Design

What would happen to this meter movement, if connected directly to a…


Worksheets - Digital ICs

Calculus for Electric Circuits

Calculus for Electric Circuits

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


Worksheets - Digital ICs

Logarithms for Analog Circuits

Logarithms for Analog Circuits

The concept of a mathematical power is familiar to most students of…


Worksheets - Digital ICs

Impedance Transformation

Impedance Transformation

Standing waves at the resonant frequency points of an open- or…


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Safe Circuit Design

Safe Circuit Design

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


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