Filter ea Narrow-Band-E Arohile ho Sesefa sa Band-Pass
Tlhaloso ea Sehlahisoa
Phetisetso ea tlhoro e bolela phetisetso e phahameng ka ho fetisisa ea sefe ea bandpass ho passband.Litlhoko tsa phetisetso e phahameng li fapana ho latela ts'ebeliso.Litlhoko tsa khatello ea lerata le boholo ba pontšo, haeba u ela hloko boholo ba pontšo, u na le tšepo ea ho eketsa matla a pontšo.Tabeng ena, o hloka phetiso e phahameng ea tlhoro.Haeba u ela hloko haholo khatello ea lerata, u tšepa ho fumana tekanyo e phahameng ea pontšo-to-noise Ratio, u ka fokotsa litlhoko tse ling tsa phetisetso ea tlhōrō, 'me ua eketsa litlhoko tsa botebo ba ho khaola.
Lekhalo le khaotsoeng le bolela bolelele ba maqhubu bo hlokang ho khaoha ho phaella ho pasband.Bakeng sa li-filters tsa narrowband, ho na le karolo ea cutoff e ka pele, ke hore, karolo e nang le cutoff wavelength e nyane ho feta eavelength e bohareng, le karolo e telele ea cutoff, e nang le karolo e nang le cutoff wavelength e phahameng ho feta leqhubu le bohareng.Haeba e arotsoe, lihlopha tse peli tse khaotsoeng li lokela ho hlalosoa ka thoko, empa ka kakaretso, moeli o khaotsoeng oa sefe o ka tsejoa feela ka ho hlakisa bolelele bo bokhutšoane le bolelele bo bolelele ka ho fetesisa boo filthara e moqotetsane e hlokang ho e khaola. tima.
Botebo ba ho khaoha bo bolela boholo ba phetisetso bo lumellang khanya ho feta sebakeng se khaotsoeng.Litsamaiso tse fapaneng tsa ts'ebeliso li na le litlhoko tse fapaneng bakeng sa botebo bo khaotsoeng.Ka mohlala, tabeng ea khanya ea khanya ea fluorescence, botebo bo khaotsoeng hangata bo hlokeha ho ba ka tlase ho T.<0.001%.Litsamaisong tse tloaelehileng tsa tlhahlobo le boitsebahatso, botebo ba T<0.5% ka linako tse ling e lekane.
