PARTS AND MATERIALS Two 6-volt batteries Two NPN…
Brushless DC motors were developed from conventional brushed DC motors…
PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…
By introducing electrical reactance into the feedback loops of an…
Seebeck Effect An interesting phenomenon applied in the field of…
Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…
It is very important to keep in mind that the “normal”…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Having learned about digital memory devices in the last chapter, we…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Single Phase Synchronous Motors Single-phase synchronous motors are…
Centuries ago, it was discovered that certain types of mineral rock…
PARTS AND MATERIALS High-quality “closed-cup” audio…
If a strip of conductive metal is stretched, it will become skinnier…
Every meter impacts the circuit it is measuring to some extent, just…
For ease of drawing complex circuit diagrams, electronic amplifiers…
Just as devices have been made to measure certain physical quantities…
The bipolar junction transistor (BJT) was named because its operation…
A very important measurement in many liquid chemical processes…
Differential Op-Amp Circuits An op-amp with no feedback is already a…
Seebeck Effect An interesting phenomenon applied in the field of…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
An often neglected area of study in modern electronics is that of…
As we saw with DC measurement circuits, the circuit configuration…
Starting with circle A in a rectangular A’ universe in figure…
By now you should be well aware of the correlation between electrical…
Whenever there is a mismatch of impedance between transmission line…
The Inductance Formula Wheeler’s formulas for…
Early in my explorations of electricity, I came across a length of…
This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
We have the symbols for depletion mode and enhancement mode MOSFETs -…
The expression of numerical quantities is something we tend to take…
Stepper Motor vs Servo Motor A stepper motor is a…
“All men are liable to error;” —John Locke Whereas…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
Pulse Width Modulation (PWM) uses digital signals to control power…
PARTS AND MATERIALS One large potato One lemon (optional) Strip of…
Capacitors, like all electrical components, have limitations that must…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
A technician uses a stroboscope to “freeze” the rotation of a…
Don’t just sit there! Build something!! Learning to mathematically…
This tool calculates the cutoff frequency of a rectangular waveguide
This calculator computes the power received by an antenna using Friis formula
Tables of specific resistance and temperature coefficient of…
The structure behind ladder logic is based on the electrical ladder…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Contributors to this chapter are listed in chronological order of…
PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…
Explain the operation of this “H-bridge” motor control circuit: At…
Reactive Power We know that reactive loads such as inductors and…
The following problems are arranged in order from most likely to least…
Bipolar Junction Transistor or BJT Current Mirror An often-used…
Provide a definition for phasor, as the term applies to electrical…
A Logic Gate is assigned as an elementary building block of…
Aside from the issues of the physical network (signal types and…
PARTS AND MATERIALS Low-voltage AC power supply (6 volt output) Four…
An oscilloscope is a very useful piece of electronic test equipment.…
