The KSN-1825A+ from Mini Circuits is a Frequency Synthesizer with Frequency 1.765 to 1.825 GHz, Step Size 50 KHz, Output Power -2 to 2.5 dBm, Harmonics -25 to -20 dBc, Spurious -110 to -70 dBc. Tags: Surface Mount, PLL Frequency Synthesizer. More details for KSN-1825A+ can be seen below.