The Advantest R3172 Spectrum Analyzer achieves „best-in-class“ performance for average display noise levels of -104 dBm (at 26.5 GHz, RBW 1 kHz) and SSB phase noise levels of -91 dBc/Hz (at 26.5 GHz, 20 kHz offset). The R3172 is equipped with a 6 dB bandwidth filter of 9 kHz/120 kHz/1 MHz and a QP detector. In addition, an optional 200 Hz narrow band-pass filter is available. The R3172 supports the computing functions AVG POWER and TOTAL POWER for power measurement, and are also equipped with a frequency counter and a preamplifier up to 3 GHz as standard, supporting a variety of applications.