The Rohde & Schwarz FS-SNS110 is a smart noise source that generates precise, stable noise signals across the 75 GHz to 110 GHz band. Engineered for noise figure measurements, system calibration, and millimeter-wave research, it delivers an Excess Noise Ratio (ENR) of 13 dB typical with ±0.79 dB uncertainty. The instrument integrates automatic recognition and calibration protocols with compatible Rohde & Schwarz analyzers, eliminating manual ENR table loading and streamlining complex measurement workflows.
– Technical Specifications
• Frequency Range: 75 GHz to 110 GHz
• Excess Noise Ratio (ENR): 13 dB (typical)
• ENR Uncertainty: ±0.79 dB
• Output Power: 1 W
• VSWR: 1.60:1
• Temperature Coefficient: 0.009 dB/°C
• Impedance: 50 Ohms
• Waveguide: WR-10
• Operating Temperature: 0 °C to 55 °C
• Storage Temperature: -40 °C to 71 °C
• Supply Voltage: 5 V (digital), 28 V (analog)
• Supply Current: 30 mA to 500 mA
– Key Features
• Automatic ENR table loading and uncertainty calculation eliminates manual calibration overhead
• Real-time temperature readout compensates for thermal drift at 0.009 dB/°C
• Reflection coefficient data built into smart interface for direct uncertainty analysis
• WR-10 waveguide interface with 7-pin control and power connector
• Adapter cables supplied for analyzers without native smart-source connectors
– Typical Applications
• Noise figure characterization of amplifiers and receivers
• System calibration in millimeter-wave test benches
• Research and development in sub-terahertz measurement techniques
• Validation of low-noise front-end designs
– Compatibility & Integration
The FS-SNS110 integrates natively with Rohde & Schwarz signal and spectrum analyzers including the R&S FSW, R&S FSV/A3000, R&S FPS, R&S FPL1000, R&S FSWP, R&S FSMR3000, and R&S ZNL when equipped with applicable noise figure application firmware such as the R&S FSx-K30.
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