Example Derivatives of e Proportionality Constant When we say that a…
Wiring for AC and DC power distribution branch circuits are color…
In simple AC power systems, one of the two conductors is typically…
This calculator helps you compute the inductance of a wire-over-plane setup.
A chandelier has five light bulbs in it, and one of them is not…
In any electrically conductive substance, what are charge carriers?…
The Law of Sines (for any triangle) The Law of Cosines (for any…
Ampacities of copper wire, in free air at 30o C:…
When students first see the parallel resistance equation, the natural…
Of course, there is a danger of electrical shock when directly…
The associative property In addition and multiplication, terms may be…
It should be common-sense knowledge that liquids flow through…
Though it may seem strange to cover the elementary topic of electrical…
PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…
Older electrical schematics showed connecting wires crossing, while…
The atoms in insulating materials have very tightly-bound electrons,…
(“c” being a constant)
Wiring Color Codes Infographic. Released under the Creative Commons…
Constant rule Rule of sums Rule of differences Product rule Quotient…
Seeing as how a common meter movement can be made to function as a…
Decibel as Absolute Unit of Power It is also possible to use the…
After the introduction of the DC electrical distribution system by…
What do each of the oscilloscope axes represent, in real-life terms…
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…
Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…
When the need arises to correct for poor power factor in an AC power…
Don’t just sit there! Build something!! Learning to mathematically…
Counting practice: count from zero to thirty-one in binary, octal, and…
Euler’s number Euler’s constant is an important value for…
Learn the Power Formula We’ve seen the formula for determining…
There are three basic factors of capacitor construction determining…
Contributors to this chapter are listed in chronological order of…
It was discovered centuries ago that certain types of materials would…
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
A peak detector is a series connection of a diode and a…
Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…
Suppose we wished to measure the resistance of some component located…
Before the advent of solid-state logic circuits, logical control…
Most of us have experienced some form of electric “shock,”…
After applying some of the general troubleshooting tips to narrow the…
Electromechanical watt-hour meters use an aluminum disk that is spun…
In this circuit, three resistors receive the same amount of voltage…
The smaller the cross-sectional area of any given wire, the greater…
When connecting batteries together to form larger “banks”…
A helpful tool for calculating the impedance of a coaxial cable.
A mathematician named DeMorgan developed a pair of important rules…
Often in the course of designing and building electrical meter…
The job of a technician frequently entails…
For reference, this section introduces the terminology used in some…
Diodes can perform switching and digital logic operations. Forward and…
If the output of a shift register is fed back to the input. a ring…
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
Don’t just sit there! Build something!! Learning to mathematically…
Over the course of the next few chapters, you will learn that AC…
Designing Wire Resistance Conductor ampacity rating is a crude…
What is an Insulated Gate Bipolar Transistor (IGBT), and what…
What, exactly, is an arbitrary waveform generator, and for what…
