The LN Rb GNSDO from Jackson Labs Technologies is a Time and Frequency Standard with Frequency 10 MHz, Stability over Temperature <0.7 ppb, Output Power 13 dBm, Phase Noise -153 to -70 dBc/Hz, Short Term Stability 0.0005 to 0.8 ppb. Tags: Rack Mount, Frequency Standard. More details for LN Rb GNSDO can be seen below.