If we were to express the series-connected DC voltages as phasors…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
What does it mean for an object to have an electric charge? Give an…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
It is fairly important to use large value resistors (10 MΩ works…
Don’t just sit there! Build something!! Learning to mathematically…
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Electromechanical watt-hour meters use an aluminum disk that is spun…
A technician uses a stroboscope to “freeze” the rotation of a…
What is the purpose of a seven-segment decoder circuit? What is a…
This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
Shown here is the schematic symbol for a resistor: What is the purpose…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Don’t just sit there! Build something!! Learning to mathematically…
Older electrical schematics showed connecting wires crossing, while…
This calculator determines the wavelength of a signal given the frequency and dielectric constant.
Contributors to this chapter are listed in chronological order of…
This calculator helps you compute the characteristic impedance of a microstrip.
Most integrated circuits are digital, based on MOS (CMOS) transistors.…
PARTS AND MATERIALS Operational amplifier, model TL082 recommended…
As with inductors, the ideal capacitor is a purely reactive device,…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
If a sinusoidal voltage is applied to an impedance with a phase angle…
In electric circuits, the three basic quantities are voltage (E or V),…
Shift registers, like counters, are a form of sequential logic.…
Generally speaking, network analysis is any structured technique used…
The Use of Logic Gate Inverters and buffers exhaust the possibilities…
Power measurement in AC circuits can be quite a bit more complex than…
PARTS AND MATERIALS One NPN transistor—model 2N2222 or 2N3403…
Learn the Power Formula We’ve seen the formula for determining…
Digital logic gate circuits are manufactured as integrated circuits:…
Generally speaking, how many “time constants” worth of time does…
The earliest forms of digital data storage involving moving parts was…
