Normally, the rotor windings of a wound rotor induction motor are…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Single Phase Synchronous Motors Single-phase synchronous motors are…
The variable reluctance motor is based on the principle that an…
AC Motors Perhaps the most important benefit of polyphase AC power…
How is it possible to electrically measure the torque output by a…
Generators used in battery-charging systems must be regulated so as to…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Project Parts and Materials Automotive alternator (one required, but…
A stepper motor is a “digital” version of the electric…
A very useful tool for observing rotating objects is a strobe light.…
If the ends of a wire loop are attached to two half-circular metal…
A tool designed to convert between units of torque
Most AC motors are induction motors. Induction motors are favored due…
Brushless DC motors were developed from conventional brushed DC motors…
A three-phase motor may be run from a single-phase power source.…
As an electric current is passed through a coil of wire, it creates a…
Just as devices have been made to measure certain physical quantities…
Don’t just sit there! Build something!! Learning to analyze digital…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Don’t just sit there! Build something!! Learning to mathematically…
What is the purpose of the switch shown in this schematic diagram?
Decibel as Absolute Unit of Power It is also possible to use the…
This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
This calculator helps you compute the characteristic impedance of a microstrip.
So far in our discussions on electricity and electric circuits, we…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
Suppose we altered our basic open-collector inverter circuit, adding a…
A microcontroller is a specialized type of digital computer used to…
Capacitors Vs. Resistors Capacitors do not behave the same as…
Pure resistive AC circuit: voltage and current are in phase. If we…
This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.
This tool is designed to calculate the power at the receiver using link budget analysis.
What does the acronym RF stand form, in reference to radio-related…
A transmission line of infinite length is an interesting abstraction,…
It is sometimes desirable to have circuits capable of selectively…
Testing a JFET with a multimeter might seem to be a relatively easy…
There are four basic factors of inductor construction determining the…
The interlock contacts installed in the previous section’s motor…
