As an electric current is passed through a coil of wire, it creates a…
Inductors, like all electrical components, have limitations which must…
In electric circuits, the three basic quantities are voltage (E or V),…
∫f(x) dx Calculus alert! Electronic power conversion circuits known…
∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…
Behaviors of Inductors wrapped around a Conductive Core Suppose we…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Every meter impacts the circuit it is measuring to some extent, just…
How is it possible to electrically measure the torque output by a…
PARTS AND MATERIALS Four 6 volt batteries One capacitor, 100 µF…
Don’t just sit there! Build something!! Learning to mathematically…
A formula for capacitance in picofarads using practical dimensions:
You might have noticed on the table for specific resistances that all…
Don’t just sit there! Build something!! Learning to mathematically…
Capacitors store energy in the form of an electric field, and…
The job of a technician frequently entails…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Oscilloscope Assortment of non-polarized…
The electrons of different types of atoms have different degrees of…
Don’t just sit there! Build something!! Learning to mathematically…
Because the relationship between voltage, current, and resistance in…
In simple reactive circuits with little or no resistance, the effects…
Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…
PARTS AND MATERIALS Four 6 volt batteries Operational amplifier,…
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Safety is very important when designing and/or building a device…
A very important measurement in many liquid chemical processes…
How to Create Band-pass Filter? There are applications where a…
A technician uses a stroboscope to “freeze” the rotation of a…
So far, the filter designs we’ve concentrated on have employed…
PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…
PARTS AND MATERIALS Two 6-volt batteries One NPN transistor—models…
A chandelier has five light bulbs in it, and one of them is not…
Suppose we altered our basic open-collector inverter circuit, adding a…
So far, the phenomenon of resonance appears to be a useless curiosity,…
PARTS AND MATERIALS Electronic “keyboard” (musical) “Mono”…
Pulse Width Modulation (PWM) uses digital signals to control power…
Another variation on a theme of bistable multivibrators is the J-K…
This calculator computes the noise figure and noise temperature in a system
SCRs are unidirectional (one-way) current devices, making them useful…
In addition to forward voltage drop (Vf) and peak inverse voltage…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
Centuries ago, it was discovered that certain types of mineral rock…
