Karatteristiċi:
- Ċaħda ta 'stopband għolja
- Daqs żgħir
Filtru tal-pass baxx RF huwa filtru tal-ipproċessar tas-sinjal li jippreserva sinjali ta 'frekwenza baxxa billi jneħħi sinjali ta' frekwenza għolja. Jippermetti sinjali bi frekwenzi inqas minn ċertu limitu li jgħaddu, iżda jirrifjuta sinjali bi frekwenzi akbar minn dak il-limitu.
1. Sinjali biss taħt frekwenza speċifika jitħallew jgħaddu, filwaqt li s-sinjali 'l fuq minn dik il-frekwenza huma ffiltrati jew imdgħajfa.
2. Meta tgħaddi minn sinjali ta 'frekwenza baxxa, kważi m'hemm l-ebda bidla fil-fażi.
3. Normalment, wieħed jew aktar kondensatur u indutturi jintużaw biex jinbnew filtri tal-pass baxx tat-telekomunikazzjoni.
1. Sinjal bla xkiel
Filtru tal-pass baxx ta 'frekwenza għolja huwa prinċipalment użat biex itaffi s-sinjal, jista' jneħħi l-istorbju fis-sinjal ta 'frekwenza għolja, sabiex is-sinjal isir aktar stabbli. F'każijiet fejn huwa meħtieġ sinjal lixx, il-filtru tal-pass baxx microstrip jista 'jneħħi l-istorbju ta' interferenza ta 'frekwenza għolja, u b'hekk is-sistema tkun aktar affidabbli u stabbli.
2. Tnaqqis ta 'Noise
Filtru tal-pass baxx ma jaffettwax is-sinjal ta 'frekwenza baxxa, filwaqt li jżomm is-sinjal ta' frekwenza baxxa, ħoss ta 'frekwenza għolja jista' jiġi ffiltrat. Fl-ipproċessar tal-awdjo jew l-ipproċessar tal-immaġini, filtri tal-pass baxx jistgħu jiffiltraw il-ħoss u jagħmlu s-sinjal ipproċessat aktar ċar.
3. Iddejjaq l-iżball
Filtru tal-pass baxx jista 'jnaqqas l-iżball, speċjalment adattat għall-kejl tal-istrumenti ta' preċiżjoni. F’xi kejl eżiġenti, il-filtru tal-pass baxx jista ’jneħħi l-istorbju, l-interferenza u fatturi oħra, sabiex ir-riżultati tal-kejl ikunu aktar eżatti u affidabbli.
4. firxa kollha ta 'applikazzjoni
Millimeter Wave Low Pass Filter għandu firxa wiesgħa ħafna ta 'applikazzjonijiet, minn awdjo għal immaġni, minn komunikazzjoni għal kontroll, kważi kullimkien. Pereżempju, fl-ipproċessar tas-sinjali tal-faxxa tal-bażi, huwa meħtieġ filtru tal-pass baxx ta 'daqs żgħir.
Fil-komunikazzjoni, filtru tal-pass baxx sospiż jista 'jiffiltra l-istorbju ta' frekwenza għolja, interferenza, eċċ., Biex tiżgura l-kwalità tal-komunikazzjoni; Fil-kamp tal-kontroll, il-filtru tal-pass baxx ta 'stripline jista' jintuża għat-twittija tas-sinjal u l-filtrazzjoni tal-ħoss.
QualwaveProvvisti filtri tal-pass baxx microwave fil-firxa tal-frekwenza DC-50GHz. Il-filtri tal-pass baxx tal-Waveguide jintużaw ħafna f'ħafna applikazzjonijiet.
Numru tal-parti | Passband(GHz, Min.) | Passband(GHz, Max.) | Telf ta 'inserzjoni(DB, Max.) | VSWR(Max.) | Attenwazzjoni ta 'stopband(db) | Konnetturi |
---|---|---|---|---|---|---|
QLF-1-40 | DC | 0.001 | 1.5 | 1.5 | 40 @ 2-4mhz, 50 @ 4-100MHz | SMA |
QLF-2-15-40 | 0.002 | 0.015 | 2.5 | 1.5 | 40 @ 17-200MHz | SMA |
QLF-2.5-50 | DC | 0.0025 | 0.8 | 1.5 | 50 @ 5-50MHz | SMA |
QLF-5-50 | DC | 0.005 | 1 | 1.5 | 50 @ 8-50MHz | SMA |
QLF-10-50 | DC | 0.01 | 1 | 1.5 | 50 @ 13-150MHz | SMA |
QLF-30-40 | DC | 0.03 | 1 | 1.5 | 40 @ 45mhz, 60 @ 60mhz | SMA |
QLF-32-40 | DC | 0.032 | 0.8 | 1.5 | 40 @ 50-90MHz | N |
QLF-45-20 | DC | 0.045 | 1 | 1.7 | 20@0.07-0.09GHz | SMA |
QLF-55-35 | DC | 0.055 | 0.8 | 1.5 | 35@0.07-0.2GHz | SMA |
QLF-200-2400-60 | 0.2 | 2.4 | 5 | 1.5 | 60@3.6GHz | SMA |
QLF-300-40 | DC | 0.3 | 1 | 1.5 | 40 @ 450MHz, 60 @ 600MHz | SMA |
QLF-300-60 | DC | 0.3 | 0.5 | 1.5 | 60@0.643-3GHz | SMA |
QLF-330-60 | DC | 0.33 | 0.5 | 1.3 | 60@0.643-3GHz | SMA |
QLF-480-30 | DC | 0.48 | 3 | 1.5 | 30@0.53-3GHz | SMA |
QLF-1000-30 | DC | 1 | 0.9 | 1.2 | 30@1.9-5GHz | SMA |
QLF-1000-70 | DC | 1 | 1 | 1.5 | 70@1.3-4.2GHz | SMA |
QLF-1100-60 | DC | 1.1 | 0.9 | 1.4 | 60@1.5~3GHz | SMA |
QLF-1200-60 | DC | 1.2 | 1 | 1.5 | 60@1.8-8GHz | SMA |
QLF-1400-50 | DC | 1.4 | 2 | 1.6 | 50 @ 2GHz Max. | SMA |
QLF-2000-50 | DC | 2 | 1 | 1.5 | 50@2.3-4GHz, 40@4~7GHz | SMA |
QLF-2186-30 | 1.5 | 2.186 | 2 | 1.6 | 30@2.37-3GHz | SMA |
QLF-2200-30 | DC | 2.2 | 0.9 | 1.2 (Tip.) | 30 @ 3-5GHz | SMA |
QLF-2250-30 | DC | 2.25 | 1.2 | 1.2 (Tip.) | 30 @ 3-5GHz | SMA |
QLF-2400-58 | DC | 2.4 | 2 | 1.7 | 58 @ 3-18GHz | SMA |
QLF-3000-30 | DC | 3 | 0.9 | 1.3 (Tip.) | 30@4.78-7.5GHz | SMA |
QLF-3200-40 | DC | 3.2 | 1 | 1.5 | 40@3.8-18GHz | SMA |
QLF-3200-60 | DC | 3.2 | 1.5 | 1.5 | 60@3.6GHz, 60@3.6-20GHz | SMA |
QLF-3500-40 | DC | 3.5 | 1.5 | 1.5 | 40@3.85-18GHz | SMA |
QLF-3870-30 | DC | 3.87 | 2.5 | 1.7 | 30@4.32GHz | SMA |
QLF-4000-50 | DC | 4 | 1 | 2 | 50@4.7-8GHz | SMA |
QLF-4000-60 | DC | 4 | 1.5 | 1.3 | 60@4.5-12.3GHz | SMA |
QLF-4400-40 | DC | 4.4 | 0.73 | 1.2 | 40@6.28-9.8GHz | SMA |
QLF-5000-40 | DC | 5 | 0.68 | 1.2 | 40@7.05-10GHz | SMA |
QLF-5000-45 | DC | 5 | 1 | 2 | 45@5.8-10.5GHz | SMA |
QLF-5325-30 | DC | 5.325 | 1.5 | 1.5 | 30@5.925GHz | SMA |
QLF-5500-60 | DC | 5.5 | 3 | 2 | 60 @ 6-20GHz | SMA |
QLF-6000-20 | 0.5 | 6 | 2 | 1.8 | 20@6.5GHz | SMA |
QLF-6000-45 | DC | 6 | 1 | 2 | 45@6.8-10.5GHz | SMA |
QLF-6000-60 | DC | 6 | 1.5 | 1.3 | 60@6.7-15.5GHz | SMA |
QLF-6500-30 | DC | 6.5 | 1 | 1.8 | 30 @ 8-15GHz | SMA |
QLF-6500-60 | DC | 6.5 | 1.5 | 1.3 | 60@7.27-15.3GHz | SMA |
QLF-7000-48 | DC | 7 | 1 | 2 | 48@7.8-11GHz | SMA |
QLF-7000-50 | DC | 7 | 1.5 | 1.3 | 50@7.77-15.5GHz | SMA |
QLF-8000-40 | DC | 8 | 2 | 2 | 40 @ 9-25GHz | SMA |
QLF-8000-40-1 | DC | 8 | 1.2 | 1.5 | 40@8.9-16GHz | SMA |
QLF-8000-50 | DC | 8 | 1.5 | 1.4 | 50@8.8-16.2GHz | SMA |
QLF-8000-50-1 | DC | 8 | 1 | 2 | 50@8.8-20GHz | SMA |
QLF-8000-50-2 | DC | 8 | 1.2 | 2 | 50 @ 9-18GHz | SMA |
QLF-9000-50 | DC | 9 | 1.5 | 1.4 | 50@9.8-17GHz | SMA |
QLF-9000-50-1 | DC | 9 | 1 | 2 | 50 @ 15-22GHz | SMA |
QLF-9000-60 | DC | 9 | 1 | 1.6 | 60 @ 14-17GHz | SMA |
QLF-9500-50 | DC | 9.5 | 1.5 | 1.4 | 50@10.2-18GHz | SMA |
QLF-10000-20 | DC | 10 | 0.5 | 1.7 | 20 @ 12GHz | SMA |
QLF-10000-30 | DC | 10 | 1 | 1.7 | 30@13.2GHz | SMA |
QLF-10000-30-1 | DC | 10 | 1 | 1.8 | 30 @ 13-40GHz | SMA |
QLF-10000-35 | DC | 10 | 1 | 2 | 35 @ 11GHz | SMA |
QLF-10000-50 | DC | 10 | 1.5 | 1.4 | 50@10.9-18.5GHz | SMA |
QLF-11000-50 | DC | 11 | 1.5 | 1.5 | 50@12.1-19GHz | SMA |
QLF-11000-50-1 | DC | 11 | 2 | 1.7 | 50 @ 12-40GHz | SMA |
QLF-11700-50 | DC | 11.7 | 2 | 1.7 | 50@12.7-13.45GHz | SMA |
QLF-12000-70 | DC | 12 | 1 | 1.7 | 70 @ 14-19GHz | SMA |
QLF-13000-50 | DC | 13 | 2 | 1.5 | 50@14.1-21GHz | SMA |
QLF-13000-55 | DC | 13 | 1.5 | 1.8 | 55@15.2-40GHz | SMA |
QLF-13500-50 | DC | 13.5 | 2 | 1.5 | 50@14.7-21.3GHz | SMA |
QLF-14000-45 | DC | 14 | 1 | 1.8 | 45 @ 20-40GHz | SMA |
QLF-15000-50 | DC | 15 | 2.5 | 1.5 | 50@16-22.3GHz | SMA |
QLF-16000-50 | DC | 16 | 1.5 | 2 | 50@16.8-24GHz | SMA |
QLF-17000-50 | DC | 17 | 1.5 | 2 | 50 @ 30-33GHz | SMA |
QLF-18000-15 | DC | 18 | 1 | 1.7 | 15 @ 20GHz | SMA |
QLF-18000-35 | DC | 18 | 1.5 | 2 | 35 @ 19-28GHz | SMA |
QLF-18000-40 | DC | 18 | 2 | 2 | 40 @ 20-38GHz | 2.92mm |
QLF-18000-45 | DC | 18 | 1.2 | 2 | 45 @ 28-40GHz | SMA |
QLF-18000-50 | DC | 18 | 3 | 1.6 | 50@19.1-26GHz | SMA |
QLF-18000-50-1 | DC | 18 | 2 | 2 | 50@18.8-19.5GHZ | SMA |
QLF-20000-25 | DC | 20 | 2 | 2 | 25 @ 23-40ghz | SMA |
QLF-20000-50 | DC | 20 | 1.2 | 2 | 50 @ 22GHz | SMA |
QLF-20000-60 | DC | 20 | 1 | 2 | 60 @ 23-40ghz | 2.92mm |
QLF-20000-70 | DC | 20 | 1.5 | 1.8 | 70 @ 24GHz | SMA |
QLF-20000-75 | DC | 20 | 1.5 | 2 | 75 @ 24-44GHz | SMA |
QLF-25000-40 | DC | 25 | 2 | 2 | 40 @ 28-30GHz | 2.92mm |
QLF-25000-40-1 | DC | 25 | 1.5 | 1.7 | 40 @ 28-40ghz | 2.92mm |
QLF-25000-40-2 | DC | 25 | 2 | 2 | 40 @ 28-40GHz, 70 @ 30-44GHz | 2.92mm |
QLF-26000-30 | DC | 26 | 1.5 | 1.7 | 30 @ 28GHz, 70 @ 29 ~ 40GHz | SMA |
QLF-28000-30 | DC | 28 | 2 | 2 | 30 @ 30-38GHz | 2.4mm |
QLF-33000-25 | DC | 33 | 3 | 2 | 25 @ 37-50GHz | 2.92mm |
QLF-40000-20 | DC | 40 | 2 | 2 | 20 @ 60GHz, 40 @ 65GHz, 60 @ 70GHz | 2.92mm |
QLF-50000-20 | DC | 50 | 2 | 2.5 | 20 @ 60GHz | 2.4mm |