PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…
The bipolar junction transistor (BJT) was named because its operation…
PARTS AND MATERIALS One N-channel junction field-effect transistor,…
PARTS AND MATERIALS Two 6-volt batteries Two NPN…
A very important measurement in many liquid chemical processes…
Most of us have experienced some form of electric “shock,”…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Brushless DC motors were developed from conventional brushed DC motors…
If a strip of conductive metal is stretched, it will become skinnier…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Just as devices have been made to measure certain physical quantities…
Differential Op-Amp Circuits An op-amp with no feedback is already a…
Every meter impacts the circuit it is measuring to some extent, just…
For ease of drawing complex circuit diagrams, electronic amplifiers…
Having learned about digital memory devices in the last chapter, we…
Seebeck Effect An interesting phenomenon applied in the field of…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
By introducing electrical reactance into the feedback loops of an…
It is very important to keep in mind that the “normal”…
Centuries ago, it was discovered that certain types of mineral rock…
In this electrical circuit, trace the direction of current through the…
As an example of using several circuits together, we are going to make…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to analyze digital…
PARTS AND MATERIALS High-quality “closed-cup” audio…
Explain how the microphone in your amplifier works. How, exactly, does…
If we were to express the series-connected DC voltages as phasors…
RELATED WORKSHEET: Calculus for Electric…
When first approaching a failed or otherwise misbehaving system, the…
Safety is very important when designing and/or building a device…
Knowing how to generate Gray code should allow us to build larger…
In simple AC power systems, one of the two conductors is typically…
Fundamentally, an amplifier is a device that takes in a low-power…
This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.
Shift registers, like counters, are a form of sequential logic.…
Don’t just sit there! Build something!! Learning to mathematically…
You might have been wondering how charges can continuously flow in a…
There are many different types of power sources, and here some of the…
Safety is very important when designing and/or building a device…
Suppose I were about to measure an unknown voltage with a manual-range…
