Identify some of the different types of capacitors, and their…
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Often in the course of designing and building electrical meter…
∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…
Inductors have the exact opposite characteristics of capacitors.…
Define the following terms: energy, work, and power.
A switch can be constructed with any mechanism bringing two conductors…
In very simple, qualitative terms, rate the impedance of capacitors…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
As we saw with DC measurement circuits, the circuit configuration…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
If a sinusoidal voltage is applied to an impedance with a phase angle…
Determine what the magnitude and polarity of the voltmeter’s…
Resistors vs. Inductors Inductors do not behave the same way as…
To overcome the challenge of creating necessary DC bias voltage for an…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
The Inductance Formula Wheeler’s formulas for…
For a given amount of water pressure, which will flow a greater rate…
Let’s take the same components for our series example circuit…
PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…
In the course of learning about electricity, you will want to…
What do we do if we come across a circuit more complex than the simple…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
On this page, we’ll outline the three principles you should…
∫f(x) dx Calculus alert! One of the fundamental principles of…
Identify which direction each potentiometer wiper must move in this…
Let’s take the following example circuit and analyze it: …
Passive Devices Components incapable of controlling current by means…
Wire-by-Number project: simple voltage divider Description: Build a…
Don’t just sit there! Build something!! Learning to mathematically…
When calculating the power dissipation of resistive components, use…
This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.
We know that the current in a series circuit may be calculated with…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
When plotted on a curve tracer, the characteristic curve for a normal…
Reminders When Using Ohm’s Law One of the most common mistakes…
All entries arranged in alphabetical order of surname. Major…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
In the common-emitter section of this chapter, we saw a SPICE analysis…
Don’t just sit there! Build something!! Learning to mathematically…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
Electromechanical watt-hour meters use an aluminum disk that is spun…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
A tool designed to convert RF power from watts to decibels and vice versa
So far, we’ve only been able to escape the sheer volume of…
In essence, the IGFET controls the base current of a BJT, which…
When a switch is actuated and contacts touch one another under the…
Using an electrical meter safely and efficiently is perhaps the most…
Don’t just sit there! Build something!! Learning to mathematically…
Protective relays are special power-sensing devices whose job it is to…
