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Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Switches, Process Actuated

Textbook

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

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…

Permanent Magnets

Textbook

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

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

AC Instrumentation Transducers

Textbook

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

Sensitive Voltage Detector

Textbook

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

Static Electricity Sensor

Textbook

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

Physiological Effects of Electricity

Textbook

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

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Look-up Tables

Textbook

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

Bipolar Junction Transistors

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

4-wire Resistance Measurement

Textbook

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

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

Building a Differential Amplifier

Textbook

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

Strain Gauges

Textbook

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

Conventional Transistor Overview and Special Transistors

Worksheets - Optical Sensors

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

MESFETs

Textbook

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Critical Temperatures for Superconductors

Textbook

Critical temperatures given in Kelvins Material Element/Alloy Critical…

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

Textbook

We have the symbols for depletion mode and enhancement mode MOSFETs -…

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Synchronous Condenser

Textbook

Synchronous motors load the power line with a leading power factor.…

Rate-of-change Indicator

Textbook

PARTS AND MATERIALS Two 6 volt batteries Capacitor, 0.1 µF…

Power Supply Circuits

Textbook

There are three major kinds of power supplies: unregulated (also…

BJT Quirks

Textbook

An ideal transistor would show 0% distortion in amplifying a signal.…

Electric Shock Data

Textbook

The table of electric currents and their various bodily effects was…

Elementary Circuits

Worksheets - Optical Sensors

In the simplest terms you can think of, define what an electrical…

Permanent Magnets

Textbook

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

Vol I. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Sensitive Voltage Detector

Textbook

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

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Static Electricity Sensor

Textbook

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

Conductance

Textbook

When students first see the parallel resistance equation, the natural…