The earliest forms of digital data storage involving moving parts was…
Perhaps the most ingenious technique was that of the delay line. A…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…
Electromechanical relays used to start and stop high-power electric…
Also called the parallel A/D converter, this circuit is the simplest…
Don’t just sit there! Build something!! Learning to analyze digital…
Don’t just sit there! Build something!! Learning to analyze digital…
PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…
A tool designed to calculate the power density of an antenna
Suppose we altered our basic open-collector inverter circuit, adding a…
TTL Circuit Analysis Let’s examine the following TTL circuit and…
When we store information in some kind of circuit or device, we not…
Read-only memory (ROM) is similar in design to static or dynamic RAM…
Early computer science pioneers such as Alan Turing and John Von…
Define the following acronyms as they apply to digital logic circuits:…
Now we can proceed to studying specific types of digital storage…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
In this circuit, the electric motor is supposed to turn on whenever…
Explain the operation of this “H-bridge” motor control circuit: At…
Because batteries create current flow in a circuit by exchanging…
By now you should be well aware of the correlation between electrical…
As with inductors, the ideal capacitor is a purely reactive device,…
A calculator designed to calculate the maximum current that a stripline can handle
As an instructor of electronics, I am called upon frequently to help…
The structure behind ladder logic is based on the electrical ladder…
A permanent magnet is a device that retains a magnetic field without…
So far, the filter designs we’ve concentrated on have employed…
Why learn about Karnaugh maps? The Karnaugh map, like Boolean…
In our study of AC circuits thus far, we’ve explored circuits…
As an electric current is passed through a coil of wire, it creates a…
The R/2R DAC circuit is an alternative to the binary-weighted-input…
On this page, we’ll outline the three principles you should…
Product of Powers Property am an = am+n Power of a Product…
Calculate the total resistance of resistors in parallel with ease!
This calculator helps determine the maximum temperature a device can withstand
The normal data inputs to a flip flop (D, S and R, or J and K) are…
Logic circuits, whether comprised of electromechanical relays or…
Impedance Matching Because transformers can step voltage and current…
The concept of a mathematical power is familiar to most students of…
This tool is designed to calculate the maximum distance (range) that a radar can detect
Superconducting devices, though not widely used, have some unique…
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
Like all electrical and electronic components, transistors are limited…
A popular use of diodes is for the mitigation of inductive…
Voltage is commonly defined as “electrical pressure.” The unit of…
Suppose we wished to measure the resistance of some component located…
It is fairly important to use large value resistors (10 MΩ works…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Most AC motors are induction motors. Induction motors are favored due…
Explain how the microphone in your amplifier works. How, exactly, does…
PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
Since Thevenin’s and Norton’s Theorems are two equally…
The electrons of different types of atoms have different degrees of…
Don’t just sit there! Build something!! Learning to mathematically…
