Most students of electricity begin their study with what is known as…
Brushless DC motors were developed from conventional brushed DC motors…
Most students of electricity begin their study with what is known as…
If an electric current is passed through this wire, which direction…
PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…
Normally, the rotor windings of a wound rotor induction motor are…
Don’t just sit there! Build something!! Learning to mathematically…
AC Motors Perhaps the most important benefit of polyphase AC power…
As an electric current is passed through a coil of wire, it creates a…
A wound rotor induction motor has a stator like a squirrel cage…
Pulse Width Modulation (PWM) uses digital signals to control power…
A chandelier has five light bulbs in it, and one of them is not…
After the introduction of the DC electrical distribution system by…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Generators used in battery-charging systems must be regulated so as to…
Stepper Motor vs Servo Motor A stepper motor is a…
Don’t just sit there! Build something!! Learning to mathematically…
The variable reluctance motor is based on the principle that an…
Don’t just sit there! Build something!! Learning to analyze digital…
At first it may seem pointless to have the four buffer gates following…
Single Phase Synchronous Motors Single-phase synchronous motors are…
There are circumstances when you may need to analyze a DC reactive…
PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…
As an example of using several circuits together, we are going to make…
Typically, complex circuits are not arranged in nice, neat, clean…
A transmission line of infinite length is an interesting abstraction,…
If we connect the output of an op-amp to its inverting input and apply…
Of course, there is a danger of electrical shock when directly…
Counting practice: count from zero to thirty-one in binary, octal, and…
The benefits of scientific notation do not end with ease of writing…
The final transistor amplifier configuration (Figure below) we need to…
What, exactly, is necessary to establish electrical continuity between…
In the common-emitter section of this chapter, we saw a SPICE analysis…
This tool is designed to calculate the maximum distance (range) that a radar can detect
A multiplexer, abbreviated mux, is a device that has multiple inputs…
A very important measurement in many liquid chemical processes…
This calculator helps determine the maximum temperature a device can withstand
While Oersted’s surprising discovery of electromagnetism paved…
PARTS AND MATERIALS One N-channel junction field-effect transistor,…
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
What is the difference between DC and AC electricity? Identify some…
