最佳多頻段射頻帶通濾波器 L S C 50-100w 功率 高阻帶抑制 低插入損耗 工業 & 衛星通訊級
目錄
概觀:
我們的 Multi-Band RF Bandpass Filters are precision-engineered components designed to meet the demanding requirements of modern RF systems across multiple frequency bands, 包含 L波段 (1150 兆赫), S頻段 (1710 兆赫), C波段 (2310 兆赫), and extended bands such as 1400 兆赫. These filters provide precise passband control, 低插入損耗, high return loss, 和 superior stopband rejection, ensuring high-fidelity signal transmission and reception in complex RF environments.
設計理念
The design of these filters focuses on optimizing signal integrity while minimizing interference from unwanted frequencies. Each filter is constructed using 6061 aluminum alloy housings for mechanical robustness, H59 copper resonant columns for precise frequency response, 和 LY12 aluminum covers to ensure structural stability. Connector assemblies use H59 copper with ternary plating, and tuning screws are made from H62 copper, all complemented by stainless steel mounting screws for corrosion resistance and durability.
操作環境
These filters are designed to operate reliably in temperatures ranging from -30°C 至 +70°C, making them suitable for harsh outdoor environments, 工業設施, and high-altitude installations. 該 compact and lightweight form factor (170–180 × 36 × 25–30 mm; 350 G) allows easy integration into existing RF systems, whether mounted on a rack, bench, or within equipment enclosures.
功率處理
取決於模型, these filters can handle 50 W to 100 W of RF power, making them suitable for medium-power systems, including satellite communication uplinks and radar transmitters.
Connector Standardization
All models feature 50 阻抗Ω 和 N-Female connectors, ensuring compatibility with standard RF equipment and systems.
These filters are widely used in applications where signal purity, 系統可靠性, and interference suppression 很關鍵, including satellite communication, 雷達, telecommunications, industrial RF systems, and R&D laboratories.
特徵
- Multi-Band Frequency Coverage:
- L波段: 1150 兆赫 (passband: 1100–1200兆赫)
- S頻段: 1710 兆赫 (passband: 1660–1760 MHz)
- C波段: 2310 兆赫 (passband: 2260–2360 MHz)
- Extended band: 1400 兆赫 (passband: 1350–1450 MHz)
These filters can also be customized for intermediate frequencies or other ranges upon request.
- 低插入損耗: ≤1.2 dB across the passband, ensuring minimal signal attenuation and maintaining high system efficiency.
- High Return Loss: ≥23 dB, providing excellent impedance matching and reducing signal reflections for stable RF performance.
- Exceptional Stopband Rejection:
- L波段: ≥120 dB @ DC–800 MHz, ≥80 dB @ 800–950 MHz, ≥80 dB @ 1350–1500 MHz, ≥120 dB @ 1500–2000 MHz
- S頻段: ≥120 dB @ DC–1350 MHz, ≥80 dB @ 1350–1500 MHz, ≥80 dB @ 1920–2070 MHz, ≥120 dB @ 2070–2500 MHz
- C波段: ≥120 dB @ DC–1860 MHz, ≥80 dB @ 1860–2060 MHz, ≥80 dB @ 2560–2760 MHz, ≥120 dB @ 2760–3500 MHz
- Extended band: ≥120 dB @ DC–1050 MHz, ≥80 dB @ 1050–1200 MHz, ≥80 dB @ 1600–1750 MHz, ≥120 dB @ 1750–2200 MHz
High stopband rejection ensures unwanted signals are effectively blocked, improving the signal-to-noise ratio in RF systems.
- 耐用的結構:
- 住房: 6061 鋁合金
- Resonant columns: H59 copper alloy
- Cover: LY12 aluminum alloy
- 連接器: H59 copper with ternary plating
- Tuning screws: H62 copper alloy
- Other screws: stainless steel
The robust materials ensure long-term reliability in harsh environments, including outdoor, high-vibration, or high-humidity conditions.
- 寬工作溫度範圍: -30°C to +70°C for industrial and outdoor applications.
- 緊湊、輕巧的設計: Dimensions from 170 × 36 × 30 毫米至 180 × 30 × 25 毫米; 淨重 350 G.
- Standardized Connectors: N-Female connectors and 50 Ω impedance for easy integration.
- 可自定義的選項: 頻率, passband, stopband rejection, 功率處理, 連接器, and dimensions can all be tailored to customer requirements.
- 多種應用: Suitable for satellite communication, 雷達, telecom infrastructure, industrial RF, and R&D laboratories.
產品規格 (Multi-Band Models Combined)
| 參數 | 1150 兆赫 (L-Band) | 1400 兆赫 (Extended Band) | 1710 兆赫 (S波段) | 2310 兆赫 (C-Band) |
|---|---|---|---|---|
| 中心頻率 (F0) | 1150 兆赫 | 1400 兆赫 | 1710 兆赫 | 2310 兆赫 |
| 通帶頻率 | 1100–1200兆赫 | 1350–1450 MHz | 1660–1760 MHz | 2260–2360 MHz |
| Passband Insertion Loss | ≤1.2 dB | ≤1.2 dB | ≤1.2 dB | ≤1.2 dB |
| 通帶紋波 | ≤0.6 dB | ≤0.6 dB | ≤0.6 dB | ≤0.6 dB |
| 回波損耗 | ≥23 dB | ≥23 dB | ≥23 dB | ≥23 dB |
| Stopband Rejection | ≥120 dB @ DC–800 MHz ≥80 dB @ 800–950 MHz ≥80 dB @ 1350–1500 MHz ≥120 dB @ 1500–2000 MHz |
≥120 dB @ DC–1050 MHz ≥80 dB @ 1050–1200 MHz ≥80 dB @ 1600–1750 MHz ≥120 dB @ 1750–2200 MHz |
≥120 dB @ DC–1350 MHz ≥80 dB @ 1350–1500 MHz ≥80 dB @ 1920–2070 MHz ≥120 dB @ 2070–2500 MHz |
≥120 dB @ DC–1860 MHz ≥80 dB @ 1860–2060 MHz ≥80 dB @ 2560–2760 MHz ≥120 dB @ 2760–3500 MHz |
| 阻抗 | 50 哦 | 50 哦 | 50 哦 | 50 哦 |
| 功率處理 | 50 W¯¯ | 50 W¯¯ | 50 W¯¯ | 100 W¯¯ |
| 連接器 | N-女 | N-女 | N-女 | N-女 |
| Surface Finish | Painted Black | Painted Black | Painted Black | Painted Black |
| 溫度範圍 | -30℃ ~ +70℃ | -30℃ ~ +70℃ | -30℃ ~ +70℃ | -30℃ ~ +70℃ |
| 外殼材料 | 6061 鋁合金 | 6061 鋁合金 | 6061 鋁合金 | 6061 鋁合金 |
| Resonant Column Material | H59 Copper Alloy | H59 Copper Alloy | H59 Copper Alloy | H59 Copper Alloy |
| Cover Material | LY12 Aluminum Alloy | LY12 Aluminum Alloy | LY12 Aluminum Alloy | LY12 Aluminum Alloy |
| Connector Material | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy |
| Tuning Screw Material | H62 Copper Alloy | H62 Copper Alloy | H62 Copper Alloy | H62 Copper Alloy |
| Other Screws | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
| 外形尺寸 (毫米) | 170 × 36 × 30 | 170 × 36 × 30 | 170 × 36 × 30 | 180 × 30 × 25 |
| 淨重 | 350 G | 350 G | 350 G | 350 G |
應用
- Satellite Communication Systems:
- Ensures precise passband selection for uplink and downlink signals.
- Minimizes interference from adjacent channels or out-of-band noise.
- Applicable to L-, s-, and C-band satellites.
- 雷達系統:
- Maintains signal integrity by blocking unwanted reflections and harmonics.
- Supports L-, s-, and C-band radar systems for military, 天氣, or navigation applications.
- Telecommunication Infrastructure:
- Improves channel isolation in base stations, 中繼器, and communication hubs.
- Reduces adjacent channel interference for high-fidelity RF transmission.
- Industrial RF Systems:
- Suitable for signal conditioning in automated factories, industrial telemetry, and wireless control systems.
- Research and Development Laboratories:
- Provides precise, stable passbands for RF experimentation, 原型設計, 和測試.
- Enables filter characterization, signal testing, and interference suppression studies.
- High-Fidelity Signal Processing:
- Supports applications requiring clean signals, such as high-resolution spectroscopy or advanced RF measurement systems.
自定義選項
- Frequency Adjustment: Passband and center frequency can be customized across 800 MHz至 3.5 千兆赫.
- Power Handling Options: Custom models up to 200 W¯¯ are available for high-power systems.
- Connector Selection: 高中, BNC, or other RF connectors can replace standard N-Female connectors.
- 機械尺寸: Filters can be resized to meet integration requirements for compact or rack-mounted systems.
- Surface Finish Options: Painted, anodized, or corrosion-resistant coatings available.
- 溫度範圍: Extended temperature designs for extreme outdoor or industrial environments.
- Customized Stopband Requirements: Customers can specify particular stopband rejection thresholds or frequency ranges.
- Integrated Assemblies: Filters can be supplied as part of a fully integrated RF front-end module with additional components.
常問問題:
Q1: What is the purpose of these RF bandpass filters?
A1: They allow desired RF signals within specific passbands to pass while suppressing out-of-band signals, ensuring high-fidelity signal transmission and minimal interference.
Q2: What are the power handling capabilities?
A2: Standard power handling ranges from 50 W to 100 W¯¯, depending on the frequency band. Custom high-power models up to 200 W are available.
Q3: Are these filters suitable for outdoor installations?
A3: 是, with robust aluminum housing, copper resonant columns, and a temperature range of -30°C 至 +70°C, they are ideal for outdoor and industrial use.
Q4: Which connectors are used?
A4: Standard N-Female connectors are used. 高中, BNC, or custom connectors are available on request.
Q5: Can the passband or center frequency be customized?
A5: 是, the filters can be customized for center frequency, passband width, stopband rejection, and mechanical dimensions to meet your specific requirements.
Q6: Why is stopband rejection important?
A6: High stopband rejection prevents interference from unwanted frequencies, enhancing the signal-to-noise ratio and ensuring reliable communication.
Q7: How durable are these filters?
A7: The filters are built with high-quality aluminum and copper alloys, providing mechanical strength, thermal stability, and long-term reliability in harsh environments.
Q8: Can multiple frequency variants be listed together?
A8: 是, all frequency variants (1150 兆赫, 1400 兆赫, 1710 兆赫, 2310 兆赫, and other extended bands) are combined for easy comparison and selection.
Q9: Are these filters compatible with standard RF systems?
A9: 是, all filters are designed for 50 阻抗Ω and standard N-Female connectors, ensuring seamless integration into existing RF setups.
Q10: Can these filters be used for research and development?
A10: 絕對地. Their precise passband control, 低插入損耗, and high stopband rejection make them ideal for RF prototyping, 測試, and experimental applications.
