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Kodi high-Q imakhudza bwanji kukana kwa fyuluta ya ma siginoni akunja?


Mapangidwe apamwamba a Q afyuluta yamkatizimathandizira kukana bwino kwa ma sigino akunja kwa gulu kudzera mu bandwidth yake yocheperako, kusankhana pafupipafupi pafupipafupi, mawonekedwe okwera kwambiri, kusankha kowonjezereka, komanso kutalika kwa zosefera. Zinthu izi zimapanga zosefera zapamwamba za Q kukhala chisankho choyenera kwa machitidwe oyankhulana kumene chiyero cha chizindikiro ndi kudalirika ndizofunika kwambiri.The high Q factor of a cavity filter imakhudza kwambiri kukana kwake zizindikiro za kunja kwa gulu. Nayi kufotokozera mwatsatanetsatane momwe ma-high-Q amalimbikitsira kukana ma siginecha akunja:

Bandwidth yocheperako
Chosefera chapamwamba cha Q chili ndi bandwidth yocheperako. Izi zikutanthauza kuti zimalola kuti ma frequency angapo ang'onoang'ono adutse kwinaku akukana ma frequency akunja kwamtunduwu. Mwachitsanzo, fyuluta yapamwamba kwambiri ya Q yopangidwira 2312.5MHz/2382.5MHz idzakhala ndi passband yopapatiza kwambiri, kuwonetsetsa kuti ma siginecha okhawo omwe amaloledwa kudutsa. Bandwidth yopapatizayi imakana bwino zizindikiro za kunja kwa gulu, kuchepetsa kusokoneza.
Tsankho Labwino Kwambiri
Zosefera za High-Q zimapereka tsankho labwinoko pafupipafupi. Amatha kusiyanitsa bwino pakati pa ma frequency omwe mukufuna ndi ma frequency ena oyandikana nawo. Izi ndizofunikira makamaka pamakina olankhulirana komwe ma frequency angapo amagwiritsidwa ntchito. Mapangidwe apamwamba a Q amatsimikizira kuti fyulutayo ikhoza kukana bwino zizindikiro zomwe zili pafupi koma kunja kwa ma frequency omwe akufunidwa, kuwalepheretsa kusokoneza chizindikiro chomwe chikufuna.
Makhalidwe a Steeper Roll-off
Mkulu-Qzosefera pamitsemphakuwonetsa mawonekedwe amtundu wocheperako. Kuthamangitsidwa ndi kuchuluka komwe fyulutayo imachepetsera zizindikiro pamene ikupita kutali ndi passband. Kutsika kotsetsereka kumatanthauza kuti ma siginecha omwe ali kunja kwa bandilo amachepetsedwa mwachangu, zomwe zimakulitsa kukana kwa ma siginecha akunja. Kutsika kotsetserekaku kumatsimikizira kuti ngakhale ma siginecha omwe ali kunja kwa ma frequency omwe mukufuna amachepetsedwa kwambiri.
Kusankhidwa Kwapamwamba
Kusankhidwa kwakukulu kwa fyuluta yapamwamba kwambiri ya Q kumatanthauza kuti imatha kulekanitsa ma siginecha kutengera ma frequency awo. Kusankha kumeneku ndikofunikira pakukana ma siginecha akunja. M'malo okhala ndi ma frequency angapo odumphadumpha, fyuluta ya high-Q imatha kusankha ma frequency omwe mukufuna kwinaku ikukana ena, ndikuwonetsetsa kuti kulumikizana komveka bwino komanso kopanda zosokoneza.
Utali Wosefera Wautali
Kuti mukwaniritse ntchito yofanana ndi fyuluta yotsika ya Q, fyuluta yapamwamba kwambiri ya Q imafunika kutalika kwa fyuluta. Utali wautali uwu umalola kuponderezedwa bwino kwa ma sigino akunja. Utali wotalikirapo wa fyuluta umapereka mwayi wochulukirapo kuti ma siginecha osafunika achepetsedwe akamadutsa musefa, zomwe zimapangitsa kuti anthu azikana kwambiri.
Impact pa Communication Systems
Kukana kokwezeka kwa ma sign akunja kwa gulu koperekedwa ndi high-Qzosefera pamitsemphandizopindulitsa makamaka pamakina olankhulana. Zimatsimikizira kuti zizindikiro zomwe zimaperekedwa ndi kulandiridwa zimakhalabe zoyera komanso zopanda kusokoneza, kupititsa patsogolo ntchito yonse ndi kudalirika kwa dongosolo. Mwachitsanzo, m'makina a land mobile radio (LMR), zosefera zapamwamba za Q zimatha kuletsa kusokoneza pakati pa njira zosiyanasiyana, kuwonetsetsa kulumikizana momveka bwino komanso kodalirika.

Si Chuan Keenlion Microwave kusankha kwakukulu mumipangidwe yocheperako komanso ma Broadband, kuphimba ma frequency kuchokera ku 0.5 mpaka 50 GHz. Amapangidwa kuti azigwira kuchokera pa 10 mpaka 30 watts kulowetsa mphamvu mu 50-ohm transmission system. Mapangidwe a Microstrip kapena stripline amagwiritsidwa ntchito, ndikukonzedwa kuti azigwira bwino ntchito.

Ifenso tikhozamakondaRF Cavity Sefa malinga ndi zomwe mukufuna. Mutha kulowa patsamba losintha kuti mupereke zomwe mukufuna.
https://www.keenlion.com/customization/
Imelo:
sales@keenlion.com
tom@keenlion.com
Malingaliro a kampani Sichuan Keenlion Microwave Technology Co., Ltd.

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Imelo:

sales@keenlion.com

tom@keenlion.com

Malingaliro a kampani Sichuan Keenlion Microwave Technology Co., Ltd.


Nthawi yotumiza: Jun-10-2025