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Simple Definitions

The most important electronics terms, demystified in one place.


Our Take

Where electrons *aren’t*. It may seem dumb that we treat the lack of something as a particle, but it’s really important in modeling bandgaps and other important stuff with semiconductors.

Book Definition

The absence of a valence electron in a covalent bond structure. The hole exhibits a positive charge.

Grob’s Basic Electronics, 11th Edition by Mitchel E. Schultz

The absence of an electron in the valence band of an atom.

Electronic Devices : Conventional Current Version, 9th Edition by Thomas L. Floyd

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