The N5531S measuring receiver delivers superior performance and provides the ideal tool for traceable calibration of signal generators and step attenuators. It is comprised of general-purpose instruments: a PSA high-performance spectrum analyzer (E444xA) with Option 233 and a P-Series power meter (N1911A/12A), and a sensor module (N5532A) with single-input connection. The N5531S measuring receiver offers: •Metrology-grade test system based on the off-the-shelf high-performance instrument hardware •Fast and precision tuned RF level (TRFL) measurements •Easy-to-use one-button operation •Optional audio analysis (PSA Option 107) •Auto carrier triggering for AM/FM/PM measurements •Complete suite of post-demodulation and audio filters including CCITT filter •TRFL tracking function for the drifting signal source calibrations Key Specfications •Flexible, compact system for frequency up to 50 GHz •Simple, one-button measurements •Tuned RF level (TRFL) sensitivity to -140 dBm •Optional audio analysis including SINAD and distortion •4 Sensor modules with single input connection covering 4 GHz, 18 GHz, 26.5 GHz, and 50 GHz