Shaandheeyaha dadban, oo sidoo kale loo yaqaan filter LC, waa wareeg filter ka kooban isku-dar ah inductance, capacitance iyo iska caabin, kaas oo shaandheyn kara hal ama in ka badan oo harmonics ah.Qaab dhismeedka filter dadban ee ugu caansan uguna fudud waa in lagu xidho inductance iyo capacitance taxane ah, kaas oo samayn kara caqabad hoose oo la iska dhaafo harmonics-yada waaweyn (3, 5 iyo 7);Filter-kaliya ee la hagaajiyay, shaandhada labajibbaaran ee la hagaajiyay iyo filtarka baska sare dhamaantood waa filtarrada dadban.
Shaandheeyaha dadban wuxuu ka kooban yahay falcelinta xadhigga capacitor.
Marka loo eego xaaladda habraaca ee nidaamka, tusaale ahaan, waxaa jira harmonics 5th, iyo inta jeer ee harmonic waa 250Hz.
Waqtigan xaadirka ah, awoodda iyo falcelinta filtarka dadban waa la isbarbardhigayaa, waxayna ku soo noqnoqonayaan inta jeer ee 250Hz.Sababtoo ah isugeynta isugeynta labada isku-celcelis ee taxanaha ah waa 0, taas oo loo yaqaan 'loop impedance hoose', waqtigan, dhammaan harmonic 5th waxay ku qulquli doonaan shaandhada dadban si loo gaaro saameynta shaandhaynta.
Sababaha habraaca awgood, guud ahaan hadalka, filtarka dadban wuxuu gaari karaa qiyaastii 245-250Hz, saameynta shaandhaynta waxay gaari kartaa in ka badan 80%.
Waxay leedahay xulashada soo noqnoqoshada wanaagsan iyo hawlaha shaandhaynta ee wareegyada iyo nidaamyada elektarooniga ah ee soo noqnoqda, waxayna xakameyn kartaa calaamadaha aan faa'iido lahayn iyo buuqa ka baxsan xargaha soo noqnoqda.
Waxaa loo adeegsadaa duulista, hawada sare, raadaarka, isgaarsiinta, ka-hortagga elektarooniga ah, raadiyaha iyo telefishinka iyo agabyada kala duwan ee tijaabada elektaroonigga ah.
Markaad isticmaalayso, fiiro gaar ah u yeelo dejinta wanaagsan ee qolofka, haddii kale waxay saameyn doontaa xakamaynta bandowga iyo tusmooyinka flatness.
28-31GHz waveguide Harmonic Filter | |
Bandwidhthka calaamada | 28-31GHz (3000MHz BW) |
Inta jeer ee xarunta | 29.5GHz |
Luminta gelinta baasaboorka | ≤0.25dB |
Luminta gelinta baasaboorka kala duwanaanshaha | ≤0.1dB |
VSWR | ≤1.2 |
Awood | ≥200W |
Diidmo | ≥60dB @56-62GHz和84~93GHz |
Qalab | Copper |
Xidhiidhiyayaasha Dekedda | APF28 |
Dhamaystir dusha sare | Rinjiyeynta |
Kala duwanaanta heerkulka | -40 ℃ ~ + 70 ℃ |
28GHz-31GHz waveguide bandstop filtarrada | |
Bandwidhthka calaamada | 28GHz -31GHz(3000MHz BW) |
Inta jeer ee xarunta | 29.5GHz |
Luminta gelinta baasaboorka | ≤0.2dB |
Luminta gelinta baasaboorka kala duwanaanshaha | ≤0.1dB |
VSWR | ≤1.2 |
Awood | ≥200W |
Diidmo | ≥60dB @18GHz ~21.2GHz;25GHz ilaa 27GHz |
Qalab | Copper |
Xidhiidhiyayaasha Dekedda | APF28 |
Dhamaystir dusha sare | Rinjiyeynta |
Kala duwanaanta heerkulka | -40 ℃ ~ + 70 ℃ |