The DSG3136B-IQ from RIGOL Technologies is a Signal Generator with Frequency 9 kHz to 13.6 GHz (IQ: 50 MHz to 6.5 GHz), Resolution 0.01 Hz, Output Power -130 to 27 dBm, SSB Phase Noise -116 to -92 dBc/Hz, Frequency Setting time 10 ms. Tags: Analog Signal Generator. More details for DSG3136B-IQ can be seen below.