The RWPR2-1790S from Roswin is a Phase Locked Loop with Frequency 1790.1 MHz, Phase Noise -150 to -79 dBc/Hz, Output Power 3 dBm, Harmonic Suppression -30 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for RWPR2-1790S can be seen below.