The VCO1570-1630 from Dynamic Engineers is a Voltage Controlled Oscillator with Frequency 1.57 to 1.63 GHz, Power 5.01 mW, Tuning Sensitivity 20 MHz/V, Tuning Voltage 0.5 to 4.5 V, Phase Noise -115 dBc/Hz. Tags: Surface Mount. More details for VCO1570-1630 can be seen below.