The RWPR2-1975 from Roswin is a Phase Locked Loop with Frequency 1975 MHz, Phase Noise 150 to -79 dBc/Hz, Output Power 5 dBm, Harmonic Suppression -20 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for RWPR2-1975 can be seen below.