PARTS AND MATERIALS 6-volt battery Low-voltage incandescent lamp…
This collection of wires that I keep referring to between the tank…
Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…
The Law of Sines (for any triangle) The Law of Cosines (for any…
In ladder logic symbolism, an electromechanical relay coil is shown as…
In the course of learning about electricity, you will want to…
Ampacities of copper wire, in free air at 30o C:…
Notice something important here: taking the derivative of f(x) may…
While Oersted’s surprising discovery of electromagnetism paved…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
A right triangle is defined as having one angle precisely equal to…
Wiring Color Codes Infographic. Released under the Creative Commons…
Most electrical wire is covered in a rubber or plastic coating called…
Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…
Designing Wire Resistance Conductor ampacity rating is a crude…
Constant rule Rule of sums Rule of differences Product rule Quotient…
The Parallel Wires of Infinite Length Suppose, though, that we had a…
Project Parts and Materials Automotive alternator (one required, but…
The circuit in the previous section is not a very practical one. In…
What are Simultaneous Equations and Systems of Equations? The terms…
Don’t just sit there! Build something!! Learning to analyze digital…
Show how this ammeter would be connected to the light bulb circuit to…
So far, the phenomenon of resonance appears to be a useless curiosity,…
Safety is very important when designing and/or building a device…
If we examine a four-bit binary count sequence from 0000 to 1111, a…
The half-adder is extremely useful until you want to add more that…
Capacitors store energy in the form of an electric field, and…
Normally, the rotor windings of a wound rotor induction motor are…
So far, we’ve observed simulations of transformers where the…
Voltage is commonly defined as “electrical pressure.” The unit of…
Varicap or varactor diodes A variable capacitance diode is known as a…
Digital circuits are circuits dealing with signals restricted to the…
In this circuit, three resistors receive the same amount of current (4…
This calculator determines the total path loss provided by an RF n-way power splitter.
This calculator helps you compute for the inductance of an edge coupled trace.
Any kind of switch contact can be designed so that the contacts…
A helpful tool for calculating the impedance of a coaxial cable.
JFETs, like bipolar transistors, are able to “throttle”…
What is the difference between a JMP (“jump”) instruction and a…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF 120VAC…
Let’s begin with a semiconductor gate circuit in need of…
Don’t just sit there! Build something!! Learning to mathematically…
What is an Encoder? An encoder is a circuit that changes a set of…
Constant Rule Rule of Sums Rule of Differences
Whenever there is a mismatch of impedance between transmission line…
PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…
PARTS AND MATERIALS Two 6-volt batteries Carbon pencil “lead” for…
One method of addressing the digital ramp ADC’s shortcomings is the…
By now you should be well aware of the correlation between electrical…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
If we were to express the series-connected DC voltages as phasors…
Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…
Up to now, every circuit that was presented was a combinatorial…
This calculator computes the inductance of a microstrip etched on a PCB.
Remember that this tutorial is not exhaustive by any means, and that…
The R/2R DAC circuit is an alternative to the binary-weighted-input…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
Show how this ammeter would be connected to the light bulb circuit to…
A common topology for DC-AC power converter circuits uses a pair of…
