The FSG1000A from Z-COMM is a Phase Locked Loop with Frequency 1000 MHz, Phase Noise -130 to -104 dBc/Hz, Output Power 9 to 11 dBm, Harmonic Suppression -15 dBc, Operating Temperature -30 to 70 Degree C. Tags: Module with Connectors. More details for FSG1000A can be seen below.