Norsat -3120C CBand PLL LNB 5 kHz高频头，工作带宽3.625 - 4.20 GHz ，本振稳定度i±5KHz 支持数字及模拟信号， Norsat -3120C CBand PLL LNB 5 kHz高频头为广电行业专用抗5G基站干扰高频头，在国内各电视台及监测站长时间使用，其稳定性为国际先进水平，完全满足信号接收的需求。 Norsat -3120C CBand PLL LNB 5 kHz高频头具有优异的pll稳定性，可控制接收器的本振漂移，并采用更低的比特率或更窄的空间段，具有良好的相位噪声，降低载波对噪声边缘的影响，改善噪声系数 ，搭配NorasBPF-C-2使用效果更理想。 技术数据
| KEY SPECIFICATIONS | |
| Product Family | 3120C Series |
| Band | C-Band |
| LO Type | PLL |
| # of onboard LOs | Single-band |
| LO Stability | +/- 5 kHz |
| Noise Figure | 25 K |
| Input Frequency - Band 1 | C-Band: 3.625 - 4.20 GHz |
| Output Frequency 1 | L-Band: 950 - 1525 MHz |
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| RF SPECIFICATIONS | |
| LO Frequency 1 | 5.15 GHz |
| Phase Noise @ 1KHz offset | -73 dBc/Hz |
| Phase Noise @ 10KHz offset | -83 dBc/Hz |
| Phase Noise @ 100KHz offset | -93 dBc/Hz |
| Conversion Gain | 62 dB typ |
| Gain Variation over operating band | ≤ 4 dB p-p |
| Input VSWR | 2.3 : 1 |
| Output VSWR | 2.3 : 1 |
| Output P1dB compression point | 5 dBm |
| ELECTRICAL SPECIFICATIONS | |
| Power Requirements | 12 - 24 V |
| Current Drain | 250 mA |
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| INTERFACE SPECIFICATIONS | |
| RF Input Connector | CPR 229G waveguide grooved |
| RF Output Connector | N-50 Ohm |
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| M & C SPECIFICATIONS | |
| LED Indicators | None |
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| ENVIRonMENTAL SPECIFICATIONS | |
| Temperature - Operational | -40 to +60°C |
| Temperature - Storage | - 40 to + 80°C |
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| PHYSICAL SPECIFICATIONS | |
| Dimensions (L x W x H) | 180 x 100 x 70 mm |
| Weight | 575 g |
