Start with a review of USB-A, USB-C, and USB-PD. Briefly covering he differences, as well as what…
Start with a review of USB-A, USB-C, and USB-PD. Briefly covering he differences, as well as what…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Like its bipolar cousin, the field-effect transistor may be used as an…
It is fairly important to use large value resistors (10 MΩ works…
Don’t just sit there! Build something!! Learning to mathematically…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
If we take the equivalent circuit of an SCR and add another external…
What is the purpose of the switch shown in this schematic diagram?
What is an Insulated Gate Bipolar Transistor (IGBT), and what…
Solid-state switching circuits usually keep their constituent…
A switch is an electrical component that can “make” or…
Any kind of switch contact can be designed so that the contacts…
Don’t just sit there! Build something!! Learning to analyze relay…
PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…
Transformers with Multiple Secondaries Transformers are very versatile…
A switch is an electrical component that can “make” or…
AC Motors Perhaps the most important benefit of polyphase AC power…
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Protective relays are special power-sensing devices whose job it is to…
Most ohmmeters of the design shown in the previous section utilize a…
Don’t just sit there! Build something!! Learning to analyze digital…
Every meter impacts the circuit it is measuring to some extent, just…
Don’t just sit there! Build something!! Learning to mathematically…
Brushless DC motors were developed from conventional brushed DC motors…
Like its bipolar cousin, the field-effect transistor may be used as an…
What are Time-Delay Relays? Some relays are constructed with a kind of…
A switch can be constructed with any mechanism bringing two conductors…
The interlock contacts installed in the previous section’s motor…
So far, we’ve observed simulations of transformers where the…
It is very important to keep in mind that the “normal”…
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In the previous section, we explored what would happen in simple…
Parallel-in/ serial-out shift registers do everything that the…
Suppose we wanted to build a device that could add two binary bits…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
What is an Encoder? An encoder is a circuit that changes a set of…
Point-to-Point Connecting two digital devices with a network, would…
Parts and Materials 6-volt battery 6-volt incandescent…
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…
Don’t just sit there! Build something!! Learning to mathematically…
Safety is very important when designing and/or building a device…
The smaller the cross-sectional area of any given wire, the greater…
Insulated gate field-effect transistors are unipolar devices just like…
No text on electrical metering could be called complete without a…
You might have been wondering how charges can continuously flow in a…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Another strategy for addressing the problem of secondary electrons…
Introduction This third volume of the book series Lessons In Electric…
Most ohmmeters of the design shown in the previous section utilize a…
PARTS AND MATERIALS Length of bare (uninsulated) copper wire Length of…
