Brushless DC motors were developed from conventional brushed DC motors…
Normally, the rotor windings of a wound rotor induction motor are…
A very useful tool for observing rotating objects is a strobe light.…
Most AC motors are induction motors. Induction motors are favored due…
Just as devices have been made to measure certain physical quantities…
Stepper Motor vs Servo Motor A stepper motor is a…
If the ends of a wire loop are attached to two half-circular metal…
A wound rotor induction motor has a stator like a squirrel cage…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Generators used in battery-charging systems must be regulated so as to…
After the introduction of the DC electrical distribution system by…
Project Parts and Materials Automotive alternator (one required, but…
The variable reluctance motor is based on the principle that an…
Electromechanical watt-hour meters use an aluminum disk that is spun…
At first it may seem pointless to have the four buffer gates following…
How is it possible to electrically measure the torque output by a…
Solid-state switching circuits usually keep their constituent…
If an electric current is passed through this wire, which direction…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
Charles Proteus Steinmetz’s first job after arriving in America…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
After the introduction of the DC electrical distribution system by…
The armature windings of your DC motor will have very low resistance.…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
The interlock contacts installed in the previous section’s motor…
If an electric current is passed through this wire, which direction…
A wound rotor induction motor has a stator like a squirrel cage…
Stepper Motor vs Servo Motor A stepper motor is a…
Calculate the voltage output by the secondary winding of a transformer…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
It is sometimes said regarding electrical safety that, Ït’s not the…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Charles Proteus Steinmetz’s first job after arriving in America…
A chandelier has five light bulbs in it, and one of them is not…
Don’t just sit there! Build something!! Learning to mathematically…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Solid-state switching circuits usually keep their constituent…
How is it possible to electrically measure the torque output by a…
AC Motors Perhaps the most important benefit of polyphase AC power…
In ladder logic symbolism, an electromechanical relay coil is shown as…
A Logic Gate is assigned as an elementary building block of…
Introduction Whenever an electric voltage exists between two separated…
So far we have been finding Sum-Of-Product (SOP) solutions to logic…
All entries arranged in alphabetical order of surname. Major…
Passive Devices Components incapable of controlling current by means…
Contributors to this chapter are listed in chronological order of…
The atoms in insulating materials have very tightly-bound electrons,…
PARTS AND MATERIALS Four 6 volt batteries Zener diode, 12…
The Law of Sines (for any triangle) The Law of Cosines (for any…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.
Explain how a moving-coil, or dynamic microphone works. Identify how…
The principle of non-sinusoidal, repeating waveforms being equivalent…
Safety is very important when designing and/or building a device…
If I wanted to build a battery-powered electric drill, would it be…
Centuries ago, it was discovered that certain types of mineral rock…
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…
What does it mean if an integrated circuit comes in DIP form? What…
PARTS AND MATERIALS Four 6-volt batteries 12-volt light bulb, 25 or 50…
