| Standardization field | Electrical engineering | 
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| Technical committee | BAS/TC 30- Electric cables | 
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| Term (EN) | normalised detectivity, specific detectivity, D-star (symb.: D*) | 
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| Definition (EN) | A figure of merit often used to characterize optical detector performance defined by the formula 
D* = D√(A∙Δf)
where D is the detectivity, A the area of the photosensitive region of the detector and ∆f the effective noise bandwidth. | 
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| Term (FR) |  | 
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| Definition (FR) |  | 
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| Term (DE) |  | 
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| Definition (DE) |  | 
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| Term (BS) |  | 
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| Definition (BS) |  | 
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| Term (HR) |  | 
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| Definition (HR) |  | 
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| Term (SR) | normalizovana detektivnost, specifična detektivnost, D-zvjezdica (simbol. : D*) | 
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| Definition (SR) | Često se koristi za karakterizaciju optičkih performansi detektora definisanih po formuli
D* = D√(A∙Δf)
gdje je D-detekcija, A-područje fotoosetljive regije detektora i Δf efektivni opseg šuma. | 
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| Date | 2017-08-10 | 
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| Standards | BAS IEC 60050-731:2017 | 
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