The Rohde & Schwarz ESPI-3 is a pre-compliant receiver/analyser testing to: CISPR16-1/VDE/EN/FCC/ VCCI. The unit has two modes of operation as either an EMI receiver or as a spectrum analyser. A high measurement accuracy typically less than 0.7dB. A choice of 5 detectors (3 simultaneously) Built in 20dB gain preamplifier after the preselector. Parallel detectors for simultaneous display of Peak, Quasi and average values.