GC5856725 C Band LNB
5.85-6.725GHz C波段双段低噪声放大下变频器??| ?C-Band Dual-Segment LNB
产品概述 | Product Overview
深圳国鑫思辰科技有限公司提供是一款专为C波段卫星通信设计的低噪声下变频器（LNB），支持5.85-6.725GHz频段双段选择输出，具备反谱输出能力。采用WR137波导输入接口，内置低噪声放大器，适用于卫星信号接收、VSAT通信等应用场景。
This product is a low-noise Block Downconverter (LNB) designed for C-Band satellite communications, supporting dual-segment selection output in the 5.85-6.725GHz band with reversed spectrum capability. It features a WR137?waveguide input interface and built-in LNA, suitable for satellite signal reception and VSAT communications.
技术参数 | Technical Specifications
| 频率范围 ?| ?Frequency Range |
| 输入频率
Input Frequency |
5.85 ~ 6.725 GHz |
C波段两段选择输出 ?| ?C-Band Dual-Segment Selection |
| 输出频率（模式1）
Output Freq (Mode 1) |
0.95 ~ 1.45 GHz |
IN: 5.85~6.35GHz → OUT: 0.95~1.45GHz（反谱）| Reversed Spectrum |
| 输出频率（模式2）
Output Freq (Mode 2) |
0.95 ~ 1.325 GHz |
IN: 6.35~6.725GHz → OUT: 0.95~1.325GHz（反谱）| Reversed Spectrum |
| 射频性能 ?| ?RF Performance |
| 增益
Gain |
≥ 60 dB |
— |
| 噪声温度
Noise Temperature |
100 K |
低噪声设计 ?| ?Low Noise Design |
| 输出P1dB
Output P1dB |
≥ 5 dBm |
1dB压缩点 ?| ?1dB Compression Point |
| 接口特性 ?| ?Interface Characteristics |
| 输入驻波比
Input VSWR |
1.35 : 1 |
— |
| 输出驻波比
Output VSWR |
1.5 : 1 |
— |
| 输入接口
Input Interface |
BJ70 (WR137) |
波导接口 ?| ?Waveguide Flange |
| 输出接口
Output Interface |
N-50K / SMA-k |
可选 ?| ?Optional |
| 控制与供电 ?| ?Control & Power Supply |
| 参考时钟
Reference Clock |
10 MHz |
内外参考自适应 ?| ?Internal/External Reference Adaptive |
| 供电电源
Power Supply |
12-24?VDC |
直流供电 ?| ?DC Power |
工作模式说明 | Operational Modes
模式 1（低段）| Mode 1 (Low Segment): ?IN: 5.85~6.35GHz → OUT: 0.95~1.45GHz（反谱）
模式 2（高段）| Mode 2 (High Segment): ?IN: 6.35~6.725GHz → OUT: 0.95~1.325GHz（反谱）
注 | Notes: ?所有指标均在典型工作条件下测试。如需更详细的机械图纸或定制频率，请联系我司销售团队?Tel: 861868870670。
All specifications are tested under typical operating conditions. For detailed mechanical drawings or custom frequencies, please contact our sales team.
