The RSW230AM from Roswin is a Voltage Controlled Oscillator with Frequency 197 to 230 MHz, Power 12.589 mW, Tuning Sensitivity 17 MHz/V, Tuning Voltage 0.5 to 5.5 Vdc, Phase Noise -109 dBc/Hz. Tags: Surface Mount. More details for RSW230AM can be seen below.