In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
Don’t just sit there! Build something!! Learning to mathematically…
What is the purpose of a seven-segment decoder circuit? What is a…
A technician uses a stroboscope to “freeze” the rotation of 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.
Electromechanical watt-hour meters use an aluminum disk that is spun…
What is the purpose of a seven-segment decoder circuit? What is a…
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
Don’t just sit there! Build something!! Learning to mathematically…
What does it mean for an object to have an electric charge? Give an…
In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
A technician uses a stroboscope to “freeze” the rotation of 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.
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
Don’t just sit there! Build something!! Learning to mathematically…
Shown here is the schematic symbol for a resistor: What is the purpose…
What is the purpose of the switch shown in this schematic diagram?
Don’t just sit there! Build something!! Learning to mathematically…
It is fairly important to use large value resistors (10 MΩ works…
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
This tool is designed to calculate the maximum distance (range) that a radar can detect
Wire-by-Number project: simple voltage divider Description: Build a…
Previously, we examined series circuits and parallel circuits using…
The normal data inputs to a flip flop (D, S and R, or J and K) are…
While the binary numeration system is an interesting mathematical…
Most electrical wire is covered in a rubber or plastic coating called…
The electrons of different types of atoms have different degrees of…
Identify which trigonometric functions (sine, cosine, or tangent) are…
When connecting batteries together to form larger “banks”…
By now you should be well aware of the correlation between electrical…
If we examine a four-bit binary count sequence from 0000 to 1111, a…
In this motor control circuit, how would you ensure that there is no…
There are two basic Ohm’s Law equations: one relating voltage,…
Often in the course of designing and building electrical meter…
In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.
What are Simultaneous Equations and Systems of Equations? The terms…
Suppose we wanted to build a device that could add two binary bits…
Don’t just sit there! Build something!! Learning to mathematically…
Definition of a Radical Given the expression where “x” is…
Resonance in a Tank Circuit A condition of resonance will be…