Differential Op-Amp Circuits An op-amp with no feedback is already a…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Just as devices have been made to measure certain physical quantities…
Seebeck Effect An interesting phenomenon applied in the field of…
PARTS AND MATERIALS High-quality “closed-cup” audio headphones…
PARTS AND MATERIALS Two 6-volt batteries Two 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.
Every meter impacts the circuit it is measuring to some extent, just…
It is very important to keep in mind that the “normal” contact…
By introducing electrical reactance into the feedback loops of op-amp…
For ease of drawing complex circuit diagrams, electronic amplifiers…
Centuries ago, it was discovered that certain types of mineral rock…
If a strip of conductive metal is stretched, it will become skinnier…
The bipolar junction transistor (BJT) was named because its operation…
PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…
PARTS AND MATERIALS One N-channel junction field-effect transistor,…
A very important measurement in many liquid chemical processes…
Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…
Most of us have experienced some form of electric “shock,”…
Another strategy for addressing the problem of secondary electrons…
What is Split-Phase Power Systems? Split-phase power systems achieve…
What will happen to the brightness of the light bulb as the iron core…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Several 10 kΩ resistors One 10 kΩ…
The Skin Depth of Copper in Electrical Engineering As previously…
It was discovered centuries ago that certain types of materials would…
PARTS AND MATERIALS Two 6-volt batteries Two NPN…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
A third variation on the counter-DAC-based converter theme is, in my…
For extremely high-frequency applications (above 1 GHz), the…
A calculator for solving the capacitance, reactance, and admittance of a capacitor.
“I consider that I understand an equation when I can predict the…
Let’s examine the following TTL circuit and analyze its operation:…
An often neglected area of study in modern electronics is that of…
To express a quantity in a different metric prefix from how it was…
Calculate the voltage output by the secondary winding of a transformer…
PARTS AND MATERIALS One large potato One lemon (optional) Strip of…
The Parallel Wires of Infinite Length Suppose, though, that we had a…
So far, we’ve explored tubes which are totally “evacuated” of…
