The VCO1375ULN from Dynamic Engineers is a Voltage Controlled Oscillator with Frequency 1456 MHz, Power 7dBm, Tuning Sensitivity 6 MHz/V, Tuning Voltage 0.5 to 4.5 V, Phase Noise dBc/Hz @10kHz -122 dBc/Hz. Tags: Surface Mount. More details for VCO1375ULN can be seen below.