Rigol dsg815 rf signal generator dsg800 series rigol dsg815 the rigol dsg815 is an rf signal generator that offers standard amfmoslashm analogue modulation as well as options for pulse modulation with a maximum frequency 15ghz the dsg815 features a high signal purity with phase noise measuring lt 105dbchz 20khz typical and a wide output range of 110dbm to 13dbm it also has an amplitude accuracy of lt 05db typicalthe dsg815 has an optional pulse modulation with an onoff