Encyclopedia > Specific detectivity

Article Content

Specific detectivity

Specific detectivity: For a photodetector[?], a figure of merit used to characterize performance, equal to the reciprocal of noise equivalent power (NEP ), normalized to unit area and unit bandwidth.

Note: Specific detectivity[?], D *, is given by where A is the area of the photosensitive region of the detector and Δf is the effective noise bandwidth. Synonym D-Star.

Source: from Federal Standard 1037C

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Great River, New York

... town. The population density is 129.8/km² (336.2/mi²). There are 519 housing units at an average density of 43.6/km² (112.9/mi²). The racial makeup ...