Kenmerke:
- Hoë stopbandverwerping
- Klein grootte
RF Low Pass Filter is 'n seinverwerkingsfilter wat lae frekwensie seine bewaar deur seine met hoë frekwensies te verwyder. Dit laat seine met frekwensies minder as 'n sekere drempel slaag, maar verwerp seine met frekwensies groter as daardie drempel.
1. Slegs seine onder 'n spesifieke frekwensie word toegelaat om deur te gaan, terwyl seine bo die frekwensie gefiltreer of verswak word.
2. As u deur lae-frekwensie-seine deurgaan, is daar byna geen verandering in die fase nie.
3. Gewoonlik word een of meer kondenseerders en induktors gebruik om telekommunikasie -lae -pasfilters te konstrueer.
1. Smooth Signal
Hoë frekwensie lae deurgangsfilter word hoofsaaklik gebruik om die sein glad te maak, dit kan die geraas in die hoëfrekwensie-sein verwyder, sodat die sein stabieler word. In gevalle waar 'n gladde sein benodig word, kan die Microstrip Low Pass-filter hoëfrekwensie-interferensie-geraas verwyder, wat die stelsel dus meer betroubaar en stabiel maak.
2. Noise vermindering
Lae slaagfilter sal nie die lae-frekwensie-sein beïnvloed nie, terwyl die lae-frekwensie-sein behou word, kan hoëfrekwensie-geraas uitgefiltreer word. In klankverwerking of beeldverwerking kan filters met 'n lae slaag geraas filter en die verwerkte sein duideliker maak.
3. Red die fout
Lae slaagfilter kan die fout verminder, veral geskik vir die meting van presisieinstrumente. In sommige veeleisende metings kan die lae deurgangsfilter geraas, interferensie en ander faktore verwyder, sodat die meetresultate meer akkuraat en betroubaar is.
4. Wyd om toepassingsreeks
Millimeter Wave Low Pass Filter het 'n baie wye verskeidenheid toepassings, van klank tot beeld, van kommunikasie tot beheer, byna oral. Byvoorbeeld, in die basis van die basisband seine is klein grootte lae deursnee -filter nodig.
In kommunikasie kan opgeskort lae deurgangsfilter hoëfrekwensie-geraas, interferensie, ens. Filter om kommunikasiekwaliteit te verseker; In die veld van beheer kan die stripline -lae deurgangsfilter gebruik word vir sein gladheid en geraasfiltrering.
QualwaveVoorrade mikrogolf-lae deurgangsfilters in frekwensiegebied DC-50GHz. Die golfgeleier lae slaagfilters word in baie toepassings wyd gebruik.
Deel nommer | Passband(GHz, min.) | Passband(GHz, Max.) | Invoegingsverlies(DB, Max.) | VSWR(Max.) | Stopbanddemping(db) | Verbindings |
---|---|---|---|---|---|---|
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 (tik.) | 30@3-5 GHz | Sma |
QLF-2250-30 | DC | 2.25 | 1.2 | 1.2 (tik.) | 30@3-5 GHz | Sma |
QLF-2400-58 | DC | 2.4 | 2 | 1.7 | 58@3-18GHz | Sma |
QLF-3000-30 | DC | 3 | 0.9 | 1.3 (tik.) | 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@9-25 GHz | 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@9-18 GHz | 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@30-33 GHz | Sma |
QLF-18000-15 | DC | 18 | 1 | 1.7 | 15@20GHz | Sma |
QLF-18000-35 | DC | 18 | 1.5 | 2 | 35@19-28 GHz | Sma |
QLF-18000-40 | DC | 18 | 2 | 2 | 40@20-38GHz | 2,92 mm |
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 | 2,92 mm |
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@28-30 GHz | 2,92 mm |
QLF-25000-40-1 | DC | 25 | 1.5 | 1.7 | 40@28-40GHz | 2,92 mm |
QLF-25000-40-2 | DC | 25 | 2 | 2 | 40@28-40GHz, 70@30-44GHz | 2,92 mm |
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@37-50 GHz | 2,92 mm |
QLF-40000-20 | DC | 40 | 2 | 2 | 20@60GHz, 40@65GHz, 60@70GHz | 2,92 mm |
QLF-50000-20 | DC | 50 | 2 | 2.5 | 20@60GHz | 2,4mm |