A special type of relay is one that monitors the current, voltage,…
What do you think this logic buffer gate will do, with the output…
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PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
This calculator helps determine the maximum temperature a device can withstand
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…
Pulse Width Modulation (PWM) uses digital signals to control power…
The discovery of the relationship between magnetism and electricity…
Most students of electricity begin their study with what is known as…
“All men are liable to error;” —John Locke Whereas…
In ladder logic symbolism, an electromechanical relay coil is shown as…
Normally, the ampacity rating of a conductor is a circuit design…
Don’t just sit there! Build something!! Learning to mathematically…
Complementary Output Gates It is sometimes desirable to have a logic…
Generators used in battery-charging systems must be regulated so as to…
Shaded Pole Induction Motor An easy way to provide starting torque to…
A wound rotor induction motor has a stator like a squirrel cage…
What does the normal status of an electrical switch refer to?…
Bipolar junction transistors (Also known as BJTs) can be used as an…
So far, we’ve observed simulations of transformers where the…
Sometimes it is necessary to determine the length of time that a…
Because batteries create current flow in a circuit by exchanging…
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
As strange as it may seem, any repeating, non-sinusoidal waveform is…
Definition of a Radical Given the expression where “x” is…
So far we know that AC voltage alternates in polarity and AC current…
Like all electrical and electronic components, transistors are limited…
Point-to-Point Connecting two digital devices with a network, would…
The circuit in the previous section is not a very practical one. In…
In DC and low-frequency AC circuits, the characteristic impedance of…
What is Attenuators? Attenuators are passive devices. It is…
Write an equation describing the precise mathematical relationship…
A voltage multiplier is a specialized rectifier circuit…
After the introduction of the DC electrical distribution system by…
What do each of the oscilloscope axes represent, in real-life terms…
It was discovered centuries ago that certain types of materials would…
Constant rule Rule of sums Rule of differences Product rule Quotient…
PARTS AND MATERIALS Power transformer, 120VAC step-down to 12VAC,…
Analog circuits are circuits dealing with signals free to vary from…
Passive Devices Components incapable of controlling current by means…
