SPDC Terms beginning with Q

Terms and definitions extracted from current SPDC published documents
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quadrant

When the principal voltage-current characteristic is expressed graphically, the voltage, v, and current, I, axes create four areas called quadrants. These quadrants are numbered counter clockwise as 1 through 4. The characteristic occurs in quadrant 1, +v and +i, and quadrant 3, -v and -i.
[62.37-1996]