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Building a Differential Amplifier

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Instrumentation Transducers

Textbook

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

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Sensitive Voltage Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio headphones…

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

Look-up Tables

Textbook

Having learned about digital memory devices in the last chapter, we…

Voltage Divider Calculator

Tools

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

Switches, Process Actuated

Textbook

It is very important to keep in mind that the “normal” contact…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of op-amp…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Strain Gauges

Textbook

If a strip of conductive metal is stretched, it will become skinnier…

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

4-wire Resistance Measurement

Textbook

PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…

Static Electricity Sensor

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

The Pentode

Textbook

Another strategy for addressing the problem of secondary electrons…

Three-phase Power Systems

Textbook

What is Split-Phase Power Systems? Split-phase power systems achieve…

Resistance, Reactance, and Impedance

Worksheets - Environmental Sensors

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

PN Junctions

Worksheets - Environmental Sensors

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

Rheostat Range Limiting

Textbook

PARTS AND MATERIALS Several 10 kΩ resistors One 10 kΩ…

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Static Electricity

Textbook

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

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Tracking ADC

Textbook

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

Microwave Tubes

Textbook

For extremely high-frequency applications (above 1 GHz), the…

Capacitance, Reactance, and Admittance Calculator

Tools

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

Component Failure Analysis (Continued)

Textbook

“I consider that I understand an equation when I can predict the…

TTL NOR and OR gates

Textbook

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

Introduction to Electron Tubes

Textbook

An often neglected area of study in modern electronics is that of…

Metric Prefix Conversions

Textbook

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Environmental Sensors

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

Potato Battery

Textbook

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

Characteristic Impedance

Textbook

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

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally “evacuated” of…