Don’t just sit there! Build something!! Learning to mathematically…
As an electric current is passed through a coil of wire, it creates a…
What do we do if we come across a circuit more complex than the simple…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Early in my explorations of electricity, I came across a length of…
PARTS AND MATERIALS Two single-turn, linear-taper potentiometers, 5…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS High-quality “closed-cup” audio…
Solve this equation for the value of x: x 5 = 8 How many exact…
“Garbage in, garbage out.” —Anonymous SPICE is a…
Try out our 555 Timer Astable Circuit in our Tools section. PARTS AND…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
A rheostat (variable resistor) and a switch are both examples of…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…
This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor
If we were to connect two inverter gates together so that the output…
So far in our discussions on electricity and electric circuits, we…
Shown here is the schematic symbol for a resistor: What is the purpose…
Because octal and hexadecimal numeration systems have bases that are…
Certain substances are known to physically deform (shorten or…
A similar effect happens in series inductive/capacitive circuits. When…
Digital logic gate circuits are manufactured as integrated circuits:…
Figure below shows a photodiode amplifier for measuring low levels of…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
With BogusBus, our signals were very simple and straightforward: each…
Because it takes energy to force charge to flow against the opposition…
Generators used in battery-charging systems must be regulated so as to…
The 555 integrated circuit is the most popular chip ever…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.
If you’ve ever witnessed a lightning storm, you’ve seen…
Read-only memory (ROM) is similar in design to static or dynamic RAM…
This tool is designed to calculate the inductance of two parallel wires
The expression of numerical quantities is something we tend to take…
Let us begin our exploration of Boolean algebra by adding numbers…
When an electric current is passed through a coil of wire, what…
A technician uses a stroboscope to “freeze” the rotation of a…
This calculator determines the bias and feedback of resistors for an inverting op-amp.
Bipolar junction transistors (Also known as BJTs) can be used as an…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
Contributors to this chapter are listed in chronological order of…
If we add a voltage divider to the negative feedback wiring so that…
The Rules of Binary Addition Adding binary numbers is a very simple…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…
Don’t just sit there! Build something!! Learning to mathematically…
The most important component of your voltmeter will be the…
A bistable multivibrator has two stable states, as indicated by the…
Define what noise means, in the electrical sense of the word. How does…
The atoms in insulating materials have very tightly-bound electrons,…
Don’t just sit there! Build something!! Learning to mathematically…
Digital logic gate circuits are manufactured as integrated circuits:…
As we saw with DC measurement circuits, the circuit configuration…
PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…
If we examine a four-bit binary count sequence from 0000 to 1111, a…
In this circuit, three resistors receive the same amount of voltage…
