The CVCO55BE-2100-2830 from Crystek Corporation is a Voltage Controlled Oscillator with Frequency 2.1 to 2.83 GHz, Power 8.913 mW, Tuning Sensitivity 36 MHz/V, Tuning Voltage 0.5 to 25 V, Pulling DC to 25 MHz. Tags: Surface Mount. More details for CVCO55BE-2100-2830 can be seen below.