Electromechanical watt-hour meters use an aluminum disk that is spun…
A technician uses a stroboscope to “freeze” the rotation of a…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
It is fairly important to use large value resistors (10 MΩ works…
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
PARTS AND MATERIALS Two 6-volt batteries One NPN…
What is the purpose of a seven-segment decoder circuit? What is a…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
If we were to express the series-connected DC voltages as phasors…
Shown here is the schematic symbol for a resistor: What is the purpose…
What does it mean for an object to have an electric charge? Give an…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
What is the purpose of the switch shown in this schematic diagram?
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
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…
By definition, a low-pass filter is a circuit offering easy passage to…
Many electronic circuits use what is called a split or a dual power…
Tables of specific resistance and temperature coefficient of…
Read-only memory (ROM) is similar in design to static or dynamic RAM…
PARTS AND MATERIALS Two 6 volt batteries One capacitor, 470 µF…
Capacitors store energy in the form of an electric field, and…
Don’t just sit there! Build something!! Learning to mathematically…
Real operational amplifiers have some imperfections compared to an…
Synchronous motors load the power line with a leading power factor.…
When an alternator produces AC voltage, the voltage switches polarity…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS 555 timer IC (Radio Shack catalog # 276-1723) One…
Don’t just sit there! Build something!! Learning to analyze digital…
A calculator designed to calculate the maximum current that a stripline can handle
PARTS AND MATERIALS Two NPN transistors—models 2N2222 or…
What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…
A modern method of electrical power control involves inserting a…
If we add a voltage divider to the negative feedback wiring so that…
PARTS AND MATERIALS Two 6-volt batteries One 9-volt battery …
