The CVCO55BE-2900-3273 from Crystek Corporation is a Voltage Controlled Oscillator with Frequency 2.9 to 3.273 GHz, Power 1.995 mW, Tuning Sensitivity 28 MHz/V, Tuning Voltage 0.5 to 18 V, Pulling 3 to 6 MHz. Tags: Surface Mount. More details for CVCO55BE-2900-3273 can be seen below.