From Wikipedia, the free encyclopedia
Neper (Np) — logarifmik nisbiy kattalik (ikkita bir xil nomli fizik kattaliklar nisbatining natu-ral logarifmi) birligi; J. Neper nomi bilan atalgan. Gʻ2/Gʻ=ye~2,1h% boʻlganda 1 Hp=, bunda, F1 va F2 — fizik kattalik (kuchlanish, tok kuchi, bosim va boshqalar) qiymatlari; ye — natural logarifm asosi. Elektro-texnikada 1Np=0,868 bel = 8,68 dB.[1]
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