扩维微波提供频率范围为DC～50GHz的低通滤波器，阻带抑制高，广泛地应用于多个领域。
特点：
- 高阻带抑制
- 尺寸小
应用：
- 通信
- 实验室测试
- 接收机
- 仪器
| 型号 | 通带（GHz） | 插损（dB，最大值） | 驻波（最大值） | 阻带衰减（dB） | 连接器 |
|---|---|---|---|---|---|
| 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-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(典型值) | 30@3~5GHz | SMA |
| QLF-2250-30 | DC~2.25 | 1.2 | 1.2(典型值) | 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(典型值) | 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 |