Categories

Vacuum Tube Audio Amplifier

Textbook

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

TTL Logic Gates

Worksheets - Electromechanical

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

Contact “Normal” State and Make/Break Sequence

Textbook

Any kind of switch contact can be designed so that the contacts…

Time-delay Relays

Textbook

What are Time-Delay Relays? Some relays are constructed with a kind of…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Electromechanical

(Template)

Digital Logic Functions

Textbook

We can construct a simple logic functions for our hypothetical lamp…

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

DC Motor Control Circuits

Worksheets - Electromechanical

How is it possible to electrically measure the torque output by a…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

Monostable Multivibrators

Textbook

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

Latch Circuits

Worksheets - Electromechanical

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

Resonance

Worksheets - Electromechanical

The Q factor of a series inductive circuit is given by the following…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Bipolar Junction Transistors as Switches

Worksheets - Electromechanical

Solid-state switching circuits usually keep their constituent…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Switches

Worksheets - Electromechanical

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

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Pressure Unit Conversion Calculator

Tools

This calculator will convert pressure values to ten different standard units for pressure.

Light-Pulse Switch

Worksheets - Electromechanical

It is fairly important to use large value resistors (10 MΩ works…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Contributors (15)

Textbook

Contributors to this chapter are listed in chronological order of…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Junction field-effect transistors (JFET)

Worksheets - Electromechanical

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

Electromagnetic Induction Experiment

Textbook

PARTS AND MATERIALS Electromagnet from previous experiment Permanent…

7-segment Display

Textbook

PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…

Symmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a symmetric stripline.

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Electromechanical

As an electric current is passed through a coil of wire, it creates a…

Simple Series Resonance

Textbook

A similar effect happens in series inductive/capacitive circuits. When…

Specific Resistance

Textbook

Designing Wire Resistance Conductor ampacity rating is a crude…

AC Motor Control Circuits

Worksheets - Electromechanical

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Resistance

Textbook

The circuit in the previous section is not a very practical one. In…

Digital Display Circuits

Worksheets - Electromechanical

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

Half-wave Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…

Time Constant Circuits

Worksheets - Electromechanical

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

How to Use an Ammeter to Measure Current

Textbook

Parts and Materials   6-volt battery   6-volt incandescent…

Contact “Bounce”

Textbook

When a switch is actuated and contacts touch one another under the…

Feedback

Textbook

If some percentage of an amplifier’s output signal is connected…

Wire Self Inductance Calculator

Tools

This calculator will help compute the inductance of a length of wire.

Flash ADC

Textbook

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

Impedance Matching With Transformers

Worksheets - Electromechanical

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Sound Cancellation

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Two audio speakers…

Voltage Follower

Textbook

PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…

Circuits and the Speed of Light

Textbook

Suppose we had a simple one-battery, one-lamp circuit controlled by a…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…

Measurement Circuits

Textbook

Figure below shows a photodiode amplifier for measuring low levels of…

Using Multiple Combinational Circuits

Textbook

As an example of using several circuits together, we are going to make…

Open-Loop OpAmp Circuits

Worksheets - Electromechanical

Determine what the magnitude and polarity of the voltmeter’s…

ElectroStatic Discharge

Textbook

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

TTL NOR and OR gates

Textbook

TTL Circuit Analysis Let’s examine the following TTL circuit and…

Introduction to Digital-Analog Conversion

Textbook

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

The Junction Field-effect Transistor (JFET) as a Switch

Textbook

Like its bipolar cousin, the field-effect transistor may be used as an…

Hysteresis

Textbook

Thyristors are a class of semiconductor components exhibiting…

Definite Integrals and the Fundamental Theorem of Calculus

Textbook

        RELATED WORKSHEET: Calculus for Electric…

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…