Explain the operation of this “H-bridge” motor control circuit: At…
If an electric current is passed through this wire, which direction…
Brushless DC motors were developed from conventional brushed DC motors…
Stepper Motor vs Servo Motor A stepper motor is a…
If the ends of a wire loop are attached to two half-circular metal…
Charles Proteus Steinmetz’s first job after arriving in America…
Just as devices have been made to measure certain physical quantities…
Most students of electricity begin their study with what is known as…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Normally, the rotor windings of a wound rotor induction motor are…
After the introduction of the DC electrical distribution system by…
Generators used in battery-charging systems must be regulated so as to…
Most AC motors are induction motors. Induction motors are favored due…
The variable reluctance motor is based on the principle that an…
A three-phase motor may be run from a single-phase power source.…
Single Phase Synchronous Motors Single-phase synchronous motors are…
A wound rotor induction motor has a stator like a squirrel cage…
If an electric current is passed through this wire, which direction…
Stepper Motor vs Servo Motor A stepper motor is a…
Don’t just sit there! Build something!! Learning to analyze digital…
At first it may seem pointless to have the four buffer gates following…
Electromechanical watt-hour meters use an aluminum disk that is spun…
A three-phase motor may be run from a single-phase power source.…
Charles Proteus Steinmetz’s first job after arriving in America…
AC Motors Perhaps the most important benefit of polyphase AC power…
The interlock contacts installed in the previous section’s motor…
Most students of electricity begin their study with what is known as…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Brushless DC motors were developed from conventional brushed DC motors…
As an electric current is passed through a coil of wire, it creates a…
A very useful tool for observing rotating objects is a strobe light.…
A tool designed to convert between units of torque
Don’t just sit there! Build something!! Learning to mathematically…
How is it possible to electrically measure the torque output by a…
After the introduction of the DC electrical distribution system by…
Read the following quotation, and then research the term…
A permanent magnet is a device that retains a magnetic field without…
The jobs of electronics engineers and technicians frequently entail…
TTL Circuit Analysis Let’s examine the following TTL circuit and…
While Oersted’s surprising discovery of electromagnetism paved…
In this hands-on AC electronics experiment, you will use an AC voltage source connected to speakers to learn about sound waves and the foundational principle used in noise cancelling headphones.
Parametric data for all semiconductor op-amp models except the CA3130…
This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.
In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.
The table of electric currents and their various bodily effects was…
Let’s begin with a semiconductor gate circuit in need of…
Using the same value components in our series example circuit, we will…
An important electrical quantity with no equivalent in DC circuits is…
Let’s count from zero to twenty using four different kinds of…
The field effect transistor was proposed by Julius Lilienfeld in US…
This calculator helps you compute the inductance of a wire loop.
In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.
This calculator helps you compute the inductance of a broadside coupled trace.
Counting practice: count from zero to thirty-one in binary, octal, and…
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
This calculator will help compute the inductance of a length of wire.
